HD64F2623FA20J Renesas Electronics America, HD64F2623FA20J Datasheet - Page 544
HD64F2623FA20J
Manufacturer Part Number
HD64F2623FA20J
Description
IC H8S MCU FLASH 256K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2600r
Specifications of HD64F2623FA20J
Core Processor
H8S/2600
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, SCI, SmartCard
Peripherals
POR, PWM, WDT
Number Of I /o
53
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
12K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Available stocks
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Company:
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HD64F2623FA20J
Manufacturer:
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Quantity:
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Section 14 Smart Card Interface
14.4
The following points should be noted when using the SCI as a Smart Card interface.
Receive Data Sampling Timing and Reception Margin in Smart Card Interface Mode: In
Smart Card interface mode, the SCI operates on a basic clock with a frequency of 32, 64, 372, or
256 times the transfer rate (as determined by bits BCP1 and BCP0).
In reception, the SCI samples the falling edge of the start bit using the basic clock, and performs
internal synchronization. Receive data is latched internally at the rising edge of the 16th, 32nd,
186th, or 128th pulse of the basic clock. Figure 14.10 shows the receive data sampling timing
when using a clock of 372 times the transfer rate.
Rev. 5.00 Jan 10, 2006 page 518 of 1042
REJ09B0275-0500
Internal
basic
clock
Receive
data (RxD)
Synchro-
nization
sampling
timing
Data
sampling
timing
Usage Notes
Figure 14.10 Receive Data Sampling Timing in Smart Card Mode
0
186 clocks
185
(Using Clock of 372 Times the Transfer Rate)
372 clocks
Start bit
371
0
D0
185
371 0
D1
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