D12312SVTE25 Renesas Electronics America, D12312SVTE25 Datasheet - Page 833

• 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

External Clock: The external clock signal should have the same frequency as the system clock
(φ).
Table 18.4 and figure 18.6 show the input conditions for the external clock.
Table 18.4 External Clock Input Conditions
Item
External clock input
low pulse width
External clock input
high pulse width
External clock rise time t
External clock fall time
Clock low pulse width
level
Clock high pulse width
level
EXTAL
t
EXr
Symbol
t
t
t
t
t
EXL
EXH
EXr
EXf
CL
CH
Figure 18.6 External Clock Input Timing
V
to 3.3 V
20
20
—
—
0.4
80
0.4
80
Min
CC
t
EXH
= 2.7 V
Max
—
—
5
5
0.6
—
0.6
—
V
to 3.6 V
Min
10
10
—
—
0.4
80
0.4
80
CC
Rev.7.00 Feb. 14, 2007 page 799 of 1108
= 3.0 V
t
EXf
Max
—
—
5
5
0.6
—
0.6
—
t
EXL
Section 18 Clock Pulse Generator
Unit
ns
ns
ns
ns
t
ns
t
ns
cyc
cyc
Test
Conditions
Figure 18.6
φ ≥ 5 MHz
φ < 5 MHz
φ ≥ 5 MHz
φ < 5 MHz
V
CC
REJ09B0089-0700
× 0.5
Figure 20.2