HD64F3026X25 Renesas Electronics America, HD64F3026X25 Datasheet - Page 478

• Manufacturer Part Number: HD64F3026X25
• Description: MCU 3V 256K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3026X25

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 13 Smart Card Interface
The receive margin can therefore be expressed as follows.
Receive margin in smart card interface mode:
From the above equation, if F = 0 and D = 0.5, the receive margin is as follows.
When D = 0.5 and F = 0:
Rev. 2.00 Sep 20, 2005 page 438 of 800
REJ09B0260-0200
M = (0.5 –
M: Receive margin (%)
N: Ratio of clock frequency to bit rate (N = 372)
D: Clock duty cycle (L = 0 to 1.0)
L: Frame length (L =10)
F: Absolute deviation of clock frequency
M = (0.5 – 1/2
= 49.866%
2N
1
372)
) – (L – 0.5) F –
100%
D – 0.5
N
(1 + F)
100%