MAX1304ECM-T Maxim Integrated, MAX1304ECM-T Datasheet
MAX1304ECM-T
Specifications of MAX1304ECM-T
Related parts for MAX1304ECM-T
MAX1304ECM-T Summary of contents
Page 1
... Internal or External Clock o +2.5V Internal Reference or +2.0V to +3.0V External Reference o +5V Analog Supply, +3V to +5V Digital Supply 55mA Analog Supply Current 1.3mA Digital Supply Current Shutdown and Power-Saving Modes o 48-Pin LQFP Package (7mm x 7mm Footprint) PART MAX1304ECM+ MAX1304ECM/V+ MAX1305ECM+ MAX1306ECM+ MAX1308ECM+ 8 MAX1308ECM/V+ 4 MAX1309ECM+ 2 MAX1309ECM/V+ ...
Page 2
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges ABSOLUTE MAXIMUM RATINGS AVDD to AGND.........................................................-0.3V to +6V DVDD to DGND ........................................................-0.3V to +6V AGND to DGND.....................................................-0.3V to +0.3V CH0–CH7, I.C. to AGND (MAX1304/MAX1305/MAX1306)....±6V CH0–CH7, I.C. ...
Page 3
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges ELECTRICAL CHARACTERISTICS (continued +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- ...
Page 4
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges ELECTRICAL CHARACTERISTICS (continued +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- ...
Page 5
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges ELECTRICAL CHARACTERISTICS (continued +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- ...
Page 6
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges ELECTRICAL CHARACTERISTICS (continued +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- ...
Page 7
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges (V = +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- devices ...
Page 8
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges (V = +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- devices ...
Page 9
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges (V = +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- devices ...
Page 10
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges (V = +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- devices ...
Page 11
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges (V = +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- devices ...
Page 12
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges (V = +5V +3V AVDD DVDD AGND C = 0.1µ 2.2µF || 0.1µF, C REF- REF+-to-REF- devices ...
Page 13
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges PIN MAX1304 MAX1305 MAX1306 MAX1308 MAX1309 MAX1310 MAX1312 MAX1313 MAX1314 14, 2, ...
Page 14
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges PIN MAX1304 MAX1305 MAX1306 MAX1308 MAX1309 MAX1310 MAX1312 MAX1313 MAX1314 24, 39 24, 39 24, 39 25, ...
Page 15
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges PIN MAX1304 MAX1305 MAX1306 MAX1308 MAX1309 MAX1310 MAX1312 MAX1313 MAX1314 ...
Page 16
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges AVDD CH0 T/H CH7 T/H MSV * REF+ COM REF- REF REF MS AGND *SWITCH CLOSED ON UNIPOLAR DEVICES, OPEN ON BIPOLAR DEVICES Figure 2. Functional ...
Page 17
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges +5V 0.1µF 0.1µF 0.1µF BIPOLAR CONFIGURATION 0.01µF 0.1µF 2.2µF 0.1µF 2.2µF 0.1µF GND BIPOLAR ANALOG INPUTS Figure 3. Typical Bipolar Operating Circuit ______________________________________________________________________________________ 1 AVDD 15 ...
Page 18
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges +5V 0.1µF 0.1µF 0.1µF 2.2µF 0.1µF 0.01µF UNIPOLAR CONFIGURATION 0.01µF 0.1µF 2.2µF 0.1µF 2.2µF 0.1µF GND UNIPOLAR ANALOG INPUTS Figure 4. Typical Unipolar Operating Circuit 18 ...
Page 19
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges MAX1304–MAX1306 MAX1308–MAX1310 MAX1312–MAX1314 AV DD OVERVOLTAGE PROTECTION CLAMP *R R1 SOURCE CH_ ANALOG UNDERVOLTAGE SIGNAL R2 PROTECTION SOURCE CLAMP V BIAS *MINIMIZE R TO AVOID GAIN ...
Page 20
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Data Throughput The data throughput ( the MAX1304–MAX1306/ TH MAX1308–MAX1310/MAX1312–MAX1314 is a function of the clock speed ( internal clock mode, f ...
Page 21
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Applications Information The bidirectional parallel digital interface allows for setting the 8-bit configuration register (see the Configuration Register section) and reading the 12-bit conversion result. The ...
Page 22
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges SAMPLE INSTANT t ACQ CONVST TRACK EOC EOLC CS* RD D0–D11 *CS CAN BE LOW AT ALL TIMES, LOW DURING THE RD CYCLES, OR THE SAME ...
Page 23
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges SAMPLE INSTANT t ACQ CONVST TRACK t CNTC 1 2 CLK EOC EOLC CS* RD D0–D11 *CS CAN BE LOW AT ALL TIMES, LOW DURING THE ...
Page 24
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges CONVST EOC ONLY LAST PULSE SHOWN EOLC CS* t CTR RD D0–D11 * CS CAN BE LOW AT ALL TIMES, LOW DURING THE RD CYCLES, OR ...
Page 25
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges CS* t ACQ CONVST CONFIGURATION REGISTER UPDATES WR CONFIGURATION REGISTER POWERS UP ONE OR MORE CHANNELS DATA D0–D7 IN CLK EOC EOLC *CS CAN BE LOW ...
Page 26
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges To avoid the timing requirements associated with pow- ering up an analog channel, force CHSHDN high. With CHSHDN high, each analog input is powered up regardless ...
Page 27
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Transfer Functions Unipolar 0 to +5V Devices Table 5 and Figure 12 show the offset binary transfer function for the MAX1304/MAX1305/MAX1306 with +5V ...
Page 28
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Bipolar ±5V Devices Table 6 and Figure 13 show the two’s complement trans- fer function for the ±5V input range MAX1308/MAX1309/ MAX1310. The FSR is four ...
Page 29
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Bipolar ±10V Devices Table 7 and Figure 14 show the two’s complement trans- fer function for the ±10V input range MAX1312/ MAX1313/MAX1314. The FSR is eight ...
Page 30
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges 3-Phase Motor Controller The MAX1304–MAX1306/MAX1308–MAX1310/MAX1312– MAX1314 are ideally suited for motor-control systems (Figure 15). The devices’ simultaneously sampled inputs eliminate the need for complicated DSP algo- ...
Page 31
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges 3-Phase Power-Monitoring System The 8-channel devices are well suited for use in 3-phase power monitoring (Figure 16). The simultane- BUFFERS AND INPUT PROTECTION ...
Page 32
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Layout, Grounding, and Bypassing For best performance use PC boards. Board layout must ensure that digital and analog signal lines are separated from each other. Do ...
Page 33
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Gain error is a figure of merit that indicates how well the slope of the actual transfer function matches the slope of the ideal transfer function. ...
Page 34
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Aperture Jitter ( the sample-to-sample variation in AJ aperture delay. Jitter is a concern when considering an ADC’s dynamic performance, e.g., SNR. To reconstruct ...
Page 35
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges TOP VIEW + AVDD 1 AGND 2 AGND 3 CH0 4 CH1 5 MSV 6 MAX1304 CH2 7 MAX1308 CH3 8 MAX1312 CH4 9 CH5 10 ...
Page 36
Simultaneous-Sampling ADCs with ±10V, ±5V, and 0 to +5V Analog Input Ranges Chip Information PROCESS: 0.6µm BiCMOS 36 ______________________________________________________________________________________ Package Information For the latest package outline information and land patterns (footprints www.maxim-ic.com/packages. Note that a “+”, ...
Page 37
... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 37 © 2011 Maxim Integrated Products ...