D12332VFC20V Renesas Electronics America, D12332VFC20V Datasheet - Page 224

• Manufacturer Part Number: D12332VFC20V
• Description: IC H8S/2332 MCU ROMLESS 144QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12332VFC20V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 106
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 12x10b; D/A 4x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

6.8.2
Table 6.7 shows the pin states in an idle cycle.
Table 6.7
Pins
A
D
CS
CAS
AS
RD
HWR
LWR
DACK
Notes: 1. Remains low in DRAM space RAS down mode or a refresh cycle.
Rev.4.00 Sep. 07, 2007 Page 192 of 1210
REJ09B0245-0400
EXTAL
Address bus
RD
HWR
RAS
CAS, LCAS
Data bus
23
15
n
to A
to D
*
2
m
Figure 6.35 (b) Example of Idle Cycle Insertion in RAS Down Mode (ICIS0 = 1)
*
0
2. n = 0 to 7
3. m = 0 or 1
0
3
Pin States in Idle Cycle
Pin States in Idle Cycle
T
p
DRAM space read
T
r
Pin State
Contents of following bus cycle
High impedance
High *
High
High
High
High
High
High
T
c1
1
T
c2
T
I
External read
T
1
T
2
T
3
Idle cycle
T
DRAM space write
c1
T
c1
T
c2