DSP56F805FV80 Freescale Semiconductor, DSP56F805FV80 Datasheet - Page 41

• Manufacturer Part Number: DSP56F805FV80
• Description: IC DSP 80MHZ 31.5K FLASH 144LQFP
• Manufacturer: Freescale Semiconductor
• Series: 56F8xxr

Specifications of DSP56F805FV80

• Core Processor: 56800
• Core Size: 16-Bit
• Speed: 80MHz
• Connectivity: CAN, EBI/EMI, SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 71KB (35.5K x 16)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 16
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

3.11 Serial Communication Interface (SCI) Timing
Freescale Semiconductor
Baud Rate
RXD
TXD
Operating Conditions:
1. f
2. The RXD pin in SCI0 is named RXD0 and the RXD pin in SCI1 is named RXD1.
3. The TXD pin in SCI0 is named TXD0 and the TXD pin in SCI1 is named TXD1.
4. Parameters listed are guaranteed by design.
SCI receive
3
2
MAX
Pulse Width
data pin
Pulse Width
(Input)
RXD
Phase B
is the frequency of operation of the system clock in MHz.
1
(Input)
Phase A
Characteristic
(Input)
Figure 3-24 Quadrature Decoder Timing
V
SS
= V
SSA
Figure 3-25 RXD Pulse Width
P
IN
= 0 V, V
56F805 Technical Data, Rev. 16
Table 3-15 SCI Timing
P
IN
P
PH
Symbol
RXD
TXD
DD
BR
= V
RXD
PW
PW
P
PH
DDA
PW
= 3.0–3.6V, T
P
PH
0.965/BR
0.965/BR
P
P
HL
Min
—
PH
P
HL
A
4
= –40° to +85°C, C
P
HL
Serial Communication Interface (SCI) Timing
P
(f
HL
MAX
1.04/BR
1.04/BR
Max
*2.5)/(80)
L
≤
50pF, f
OP
= 80MHz
Mbps
Unit
ns
ns
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