D12321VF25V Renesas Electronics America, D12321VF25V Datasheet - Page 205

• Manufacturer Part Number: D12321VF25V
• Description: IC H8S/2300 MCU ROMLESS 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12321VF25V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 86
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

6.4.4
8-Bit 2-State Access Space: Figure 6.6 shows the bus timing for an 8-bit 2-state access space.
When an 8-bit access space is accessed, the upper half (D
The LWR pin is fixed high. Wait states cannot be inserted.
Basic Timing
Note: n = 0 to 7
Read
Write
Figure 6.6 Bus Timing for 8-Bit 2-State Access Space
Address bus
D
D
D
D
15
15
φ
7
7
HWR
to D
to D
to D
to D
LWR
CSn
RD
AS
8
0
8
0
T
1
Rev.6.00 Sep. 27, 2007 Page 173 of 1268
Bus cycle
15
High
to D
High impedance
Valid
8
) of the data bus is used.
T
2
Invalid
Valid
Section 6 Bus Controller
REJ09B0220-0600