DF61657CN35FTV Renesas Electronics America, DF61657CN35FTV Datasheet - Page 186

• Manufacturer Part Number: DF61657CN35FTV
• Description: IC H8SX/1657 MCU FLASH 120TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of DF61657CN35FTV

• Core Processor: H8SX
• Core Size: 32-Bit
• Speed: 35MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 82
• Program Memory Size: 768KB (768K x 8)
• Program Memory Type: FLASH
• Ram Size: 24K 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: 120-TQFP, 120-VQFP
• For Use With: 3DK1657 - DEV EVAL KIT FOR H8SX/1657
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 6 Bus Controller (BSC)
Table 6.3
[Legend]
O: Used as a bus control signal
: Not used as a bus control signal (used as a port input when initialized)
Rev. 2.00 Jun. 28, 2007 Page 160 of 864
REJ09B0341-0200
Name
Data transfer acknowledge 1
(DMAC_1)
Data transfer acknowledge 0
(DMAC_0)
External bus clock
Pin Name
Bφ
CS0
CS1
CS2
CS3
CS4
CS5
CS6
CS7
BS
RD/WR
AS
AH
RD
LHWR/LUB Output Output 
LLWR/LLB
WAIT
16
Output Output 
Output Output 









Output Output 

Output Output 
Output Output 

Pin Functions in Each Interface
Initial State
8











Single-
Chip











Symbol
DACK1
DACK0
Bφ
O
O
O
O
O
O
O
O
O
O
O
O

O
O
O
O
16
Basic Bus
O
O
O
O
O
O
O
O
O
O
O
O

O

O
O
8
I/O
Output
Output
Output
O
O
O
O
O
O
O
O
O
O
O
O

O
O
O
O
16
Control
SRAM
Byte
Function
Data transfer acknowledge signal for
DMAC_1 single address transfer
Data transfer acknowledge signal for
DMAC_0 single address transfer
External bus clock
O
O
O






O
O
O

O
O
O
O
16
Burst
ROM
8
O
O
O






O
O
O

O

O
O
O



O
O
O
O
O
O
O

O
O
O
O
O
16
Address/Data
Multiplexed
I/O
8
O



O
O
O
O
O
O
O

O
O

O
O
Remarks
Controlled by
WAITE