TC62D722CFG* Toshiba, TC62D722CFG* Datasheet
TC62D722CFG*
Specifications of TC62D722CFG*
Related parts for TC62D722CFG*
TC62D722CFG* Summary of contents
Page 1
... Power-on-reset function built-in. (When the power supply is turned on, internal data is reset) Stand-by function built-in. (I Output delay function built-in. (Output switching noise is reduced) Package CFG type CFNG type Please ask Toshiba sales dept or agent for details for products’ name. 3 1 OUT = 3 ...
Page 2
Block Diagram Error detection result data register S0 (S1 (S1 (S6) PWM PWMCLK counter POD circuit Command control TRANS circuit SIN SCK ▪▪▪▪▪▪▪▪▪▪ OUT0 OUT1 16 Output open/short detection circuit 16 Constant current output circuit ...
Page 3
Pin Assignment (top view) Pin Description Pin No Pin Name 1 GND 2 SIN 3 SCK 4 TRANS 5 OUT 0 6 OUT 1 7 OUT 2 8 OUT 3 9 OUT 4 10 OUT 5 11 OUT 6 12 ...
Page 4
Equivalent circuit of input and output 1. SCK, SIN VDD (SCK) (SIN) GND 3. SOUT 4. OUT0 to OUT15 2. PWMCLK, TRANS (PWMCLK) (TRANS) GND VDD SOUT GND OUT 0 to OUT 15 GND 4 TC62D722CFG/CFNG VDD 2011-09-24 ...
Page 5
Explanation of the function Data input is done with the SIN pin and the SCK pin.Command selection is done with the SCK pin and the TRANS pin. About the operation of each command Number of SCK pulses Command at ...
Page 6
About the operation of each command 2-1-1) S0 command (The PWM data is transmitted to the PWM data register 1.) Operation) In the number of SCK pulses at TRANS="H" the following operation is executed. The ...
Page 7
Input form of the PWM data PWM resolution is set by the S5 command. Default setting is “16-bit”. 1. 16-bit PWM setting MSB D15 D14 D13 D12 D11 D10 ...
Page 8
S1 command (The PWM data is transmitted to the PWM data register 2 or 3.) Operation) In the number of SCK pulses at TRANS="H" or3, the following operation is executed. 1. The PWM data in the PWM ...
Page 9
Output form of the output open/short detection result data It is transmitted to 16 bit-shift register in the following form. MSB E15 E14 E13 E12 E11 OUT 15 OUT 14 OUT 13 OUT 12 OUT E15 ...
Page 10
S2 command (Input of the output ON/OFF data.) When this function is not used, this input is unnecessary. Operation) In the number of SCK pulses at TRANS="H" the following operation is executed. Input of the ...
Page 11
S3 command (The manual output open/short detection functions are executed.) Operation) In the number of SCK pulses at TRANS="H" 10, the following operation is executed. The manual output open/short detection functions are executed. Note1 The output ...
Page 12
S5 command (Input of the state setting data (1).) Operation) In the number of SCK pulses at TRANS="H" 14, the following operation is executed. The state setting data (1) in the 16-bit shift register is transmitted ...
Page 13
Details of each setting A setting (setting of output gain control data reference value the case of the high setting mode (47.5% to 202.7%) A[6] A[5] A[4] A[3] A[ ...
Page 14
In the case of the low setting mode (8.46% to 43.96%) A[6] A[5] A[4] A[3] A[ ...
Page 15
B setting (Setting of PWM resolution) B[1] B[ 16-bit (65536 steps) setting. (Default 14-bit (16384 steps) setting 12-bit (4096 steps) setting 10-bit (1024 steps) setting. H setting (Setting of Initialization function） H[0] ...
Page 16
S6 command (Input of the state setting data (2).) Operation) In the number of SCK pulses at TRANS="H" 16, the following operation is executed. The state setting data (2) in the 16-bit shift register is transmitted ...
Page 17
Details of each setting C setting (Setting of thermal shutdown function (TSD)) C[0] 0 Thermal shutdown function becomes active. (Default) 1 Thermal shutdown function becomes not active. D setting (Setting of PWMCLK open detection function (POD)) D[0] PWMCLK open ...
Page 18
J setting (Setting of standby mode (2)) J[0] The standby mode (2) function becomes not active. (Default) 0 It's normal operation mode. The standby mode (2) function becomes active. A state changes according to the data in a PWM data ...
Page 19
Input of PWM setting data 3-1) Normal input mode (S0 command: 16 times) It commands the PWM data input only. The PWM data for OUT 0 to data input to the 16-bit shift register and S0 command input 16 ...
Page 20
About operation of a PWM output The PWM output is outputted once to one S1 command. When doing PWM output once again, it's necessary to input S1 command. When S1 command is inputted during a PWM output by PWM ...
Page 21
PWM Output 5-1) Normal PWM output mode. Output waveform of 16-bit PWM. TRANS (S1command 511 512 513 514 PWMCLK OUTn PWMDATA=0000h OUTn PWMDATA=0001h OUTn PWMDATA=0002h OUTn PWMDATA=0003h OUTn PWMDATA=0201h OUTn PWMDATA=4001h OUTn PWMDATA=8001h OUTn PWMDATA=C001h ...
Page 22
Division PWM output mode. PWM output period is divided into 128 pieces. Because turn on time of output is not biased effective in the flicker prevention on the display. Output waveform of 16-bit PWM. TRANS (S1command) 0 ...
Page 23
Thermal shutdown circuit (TSD) When the temperature of internal IC exceeds 150 C, all constant current outputs are turned off by this function. The constant current is outputted again when the temperature decreases to the rating. The thermal ...
Page 24
Power on reset (POR) It avoids the malfunction by resetting all internal data of IC and setting default in startup. POR circuit operates only when V As for the voltage of storing the internal data guaranteed after ...
Page 25
Application circuit (Dynamic lighting) SCK SIN Controller TRANS PWMCLK REXT SCK SIN TRANS PWMCLK REXT SCK SIN TRANS PWMCLK REXT VDD OUT0 OUT7 OUT15 GND SOUT VDD OUT0 OUT7 OUT15 GND SOUT VDD OUT0 OUT7 OUT15 GND SOUT 25 TC62D722CFG/CFNG ...
Page 26
Absolute Maximum Ratings (T Characteristics ...
Page 27
AC Characteristics 1 (Unless otherwise noted, V Characteristics Symbol Serial data transfer frequency ...
Page 28
Electrical Characteristics Electrical Characteristics 1 (Unless otherwise noted, V Characteristics Symbol ...
Page 29
Electrical Characteristics 2 (Unless otherwise noted, V Characteristics Symbol ...
Page 30
Switching Characteristics Switching Characteristics 1 (Unless otherwise specified, V Characteristics Symbol SCK↑-SOUT t PD1U Propagation SCK↓-SOUT t PD1D PWMCLK- OUT 0 t PD2 ...
Page 31
Test circuit Test circuit 1 : High level SOUT output voltage / Low level SOUT output voltage Controller Test circuit 2 : High level logic input current / Pull-down resistance Test ...
Page 32
Test circuit 4 : Power supply current Controller Test circuit 5 : Constant current error / Output OFF leak current Constant current output power supply voltage regulation Constant current output output voltage regulation Controller VDD SCK OUT0 SIN TRANS OUT7 ...
Page 33
Test Circuit 6 : OOD voltage / OSD voltage Controller All output is set to turning on. Only one output is connected with the V are connected with the V power supply. V OUT1 the error detection result from each ...
Page 34
Timing waveform 1. SCK, TRANS, SIN, SOUT, PWMCLK If SCK is "L" when changing TRANS into "H", Please make SCL "L" when changing TRANS into "L" If SCK is "H" when changing TRANS into "H", Please make SCL "H" when ...
Page 35
OUT 0 to OUT PWMCLK t wPWM t DLY(ON) OUT0 t PD2 t DLY(ON) OUT15 t DLY(ON) OUT7 t DLY(ON) OUT8 t DLY(ON) OUT1 t OUT14 OUT6 OUT9 OUT2 OUT13 OUT5 OUT10 OUT3 OUT12 OUT4 OUT11 15 t wPWM ...
Page 36
Reference data This data is provided for reference only. So, in designing for mass production, take enough care in evaluating IC operation. Output Current (I ) – Constant current output setting resistance (R OUT The output gain control data is ...
Page 37
Reference data This data is provided for reference only. So, in designing for mass production, take enough care in evaluating IC operation. Output current (I ) – Output voltage (V OUT 100 ...
Page 38
Notes on design of ICs 1. Regarding decoupling capacitor between power supply and GND It is recommended that decoupling capacitor between power supply and GND should place as near IC as possible. 2. Regarding resistors for setting of output current ...
Page 39
Package dimension TC62D722FG: SSOP24-P-300-1.00B Weight : 0.32 g (Typ.) TC62D722CFG/CFNG 39 Unit : mm 2011-09-24 ...
Page 40
TC62D722FNG: HTSSOP24-P-300-0.65 Weight : 0.10 g (Typ.) TC62D722CFG/CFNG 40 Unit : mm 2011-09-24 ...
Page 41
... Application Circuits The application circuits shown in this document are provided for reference purposes only. Thorough evaluation is required, especially at the mass production design stage. Toshiba does not grant any license to any industrial property rights by providing these examples of application circuits. 5. Test Circuits Components in the test circuits are used only to obtain and confirm the device characteristics. These components and circuits are not guaranteed to prevent malfunction or failure from occurring in the application equipment ...
Page 42
IC Usage Considerations Notes on handling of ICs [1] The absolute maximum ratings of a semiconductor device are a set of ratings that must not be exceeded, even for a moment. Do not exceed any of these ratings. Exceeding the ...
Page 43
... Product shall not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable laws or regulations. The information contained herein is presented only as guidance for Product use. No responsibility is assumed by TOSHIBA for any infringement of patents or any other intellectual property rights of third parties that may result from the use of Product. No license to any intellectual property right is granted by this document, whether express or implied, by estoppel or otherwise. ...