D6417729RHF200BV Renesas Electronics America, D6417729RHF200BV Datasheet - Page 600

• Manufacturer Part Number: D6417729RHF200BV
• Description: IC SUPER H MPU ROMLESS 208QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of D6417729RHF200BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, FIFO, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 96
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.85 V ~ 2.15 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 208-QFP Exposed Pad, 208-eQFP, 208-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS 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. 5.0, 09/03, page 552 of 806
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 16.8 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)
D
49.866
N
0.5
371 0
(1
0 and D
F)
100%
0.5 is as follows:
D0
185
371 0
D1