D12312SVTE25 Renesas Electronics America, D12312SVTE25 Datasheet - Page 195

• Manufacturer Part Number: D12312SVTE25
• Description: MCU 3V 0K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12312SVTE25

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Type: ROMless
• Ram Size: 8K 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: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: HD6412312SVTE25; HD6412312SVTE25

8-Bit 3-State Access Space: Figure 6.7 shows the bus timing for an 8-bit 3-state access space.
When an 8-bit access space is accessed, the upper half (D
The LWR pin is fixed high. Wait states can be inserted.
Note: n = 0 to 7
Read
Write
Address bus
D
D
D
D
15
15
7
7
φ
HWR
to D
to D
LWR
to D
to D
Figure 6.7 Bus Timing for 8-Bit 3-State Access Space
CSn
RD
AS
8
0
8
0
T
1
High impedance
Rev.7.00 Feb. 14, 2007 page 161 of 1108
Bus cycle
High
15
to D
T
2
Valid
8
) of the data bus is used.
Section 6 Bus Controller
T
REJ09B0089-0700
3
Invalid
Valid