HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 507

• Manufacturer Part Number: HD6477021X20V
• Description: MCU 5V 32K PB-FREE 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7020r

Specifications of HD6477021X20V

• Core Processor: SH-1
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

19.3.8
Table 19.13 Serial Communications Interface Timing
Case A: V
Case B: V
Case C: V
*: Normal products: Ta = –40 to +85 C for wide-temperature range products.
Item
Input clock cycle
Input clock cycle (clocked synchronization)
Input clock pulse width
Input clock rise time
Input clock fall time
Transmission data delay time (clocked
synchronization)
Receive data setup time (clocked
synchronization)
Receive data hold time (clocked
synchronization)
Serial Communications Interface Timing
CC
CC
CC
= 5.0 V 10%, V
= 5.0 V 10%, V
= 3.0 to 5.5 V, V
SCK0, SCK1
SS
SS
SS
Figure 19.40 Input Clock Timing
= 0 V, = 12.5 MHz, Ta = –20 to +75 C*
= 0 V, = 16.6 MHz, Ta = –20 to +75 C*
= 0 V, = 20 MHz, Ta = –20 to +75 C*
t
Symbol
t
t
t
t
t
t
t
t
SCKW
scyc
scyc
sckw
sckr
sckf
TXD
RXS
RXH
t
SCKr
Min
4
6
0.4
—
—
—
100
100
Cases A, B and C
t
scyc
t
SCKf
Max
—
—
0.6
1.5
1.5
100
—
—
Unit
t
t
t
t
t
ns
ns
ns
cyc
cyc
scyc
cyc
cyc
RENESAS 495
Figure
19.40
19.41