HD6417709SF133B Renesas Electronics America, HD6417709SF133B Datasheet - Page 554

• Manufacturer Part Number: HD6417709SF133B
• Description: IC SUPERH MPU ROMLESS 208LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417709SF133B

• Core Processor: SH-3
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: EBI/EMI, FIFO, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 96
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 2.05 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 208-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

The receive margin is found from the following equation:
For smart card mode:
Where:
Using this equation, the receive margin when F
Rev. 5.00, 09/03, page 508 of 760
Base clock
data (RxD)
Synchro-
sampling
sampling
Receive
nization
timing
timing
M = (0.5
M
M
N
D
L
F
Data
(0.5 – 1/2
Absolute value of clock frequency deviation
Frame length (L
Figure 15.8 Receive Data Sampling Timing in Smart Card Mode
Ratio of bit rate to clock (N 372)
Clock duty (D
Receive margin (%)
0
186 clock cycles
2N
1
)
372 clock cycles
372)
Start
(L
bit
185
0 to 1.0)
0.5)F
100
10)
49.866
D
N
0.5
371 0
(1 + F)
0 and D
100%
0.5 is as follows:
D0
185
371 0
D1