UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 254

• Manufacturer Part Number: UPD78F0034BGC-8BS-A
• Description: MCU 8-Bit 78K0 CISC 32KB Flash 2.5V/3.3V/5V 64-Pin LQFP
• Manufacturer: Renesas Electronics America

Specifications of UPD78F0034BGC-8BS-A

• Package: 64LQFP
• Family Name: 78K0
• Maximum Speed: 12 MHz
• Ram Size: 1 KB
• Program Memory Size: 32 KB
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 51
• Interface Type: 3-Wire/UART
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

252
Address: FF40H After reset: 00H R/W
Symbol
CKS
Note Expanded-specification products of PD780024A, 780034A Subseries only.
Remarks 1. f
2. f
3. Figures in parentheses are for operation with f
BZOE
BZOE
CLOE
BCS1
CCS3
<7>
X
XT
0
1
0
0
1
1
0
1
0
0
0
0
0
0
0
0
1
: Main system clock oscillation frequency
: Subsystem clock oscillation frequency
CHAPTER 12 CLOCK OUTPUT/BUZZER OUTPUT CONTROLLER
Figure 12-2. Format of Clock Output Select Register (CKS)
Stop clock divider operation. BUZ fixed to low level.
Enable clock divider operation. BUZ output enabled.
Stop clock divider operation. PCL fixed to low level.
Enable clock divider operation. PCL output enabled.
BCS1
BCS0
CCS2
Other than above
6
0
1
0
1
0
0
0
0
1
1
1
1
0
f
f
f
f
X
X
X
X
/2
/2
/2
/2
BCS0
CCS1
10
11
12
13
5
0
0
1
1
0
0
1
1
0
User’s Manual U14046EJ5V0UD
BUZ output enable/disable specification
PCL output enable/disable specification
CLOE
CCS0
<4>
0
1
0
1
0
1
0
1
0
BUZ output clock selection
f
f
f
f
f
f
f
f
f
Setting prohibited
8.18 kHz
4.09 kHz
2.04 kHz
1.02 kHz
X
X
X
X
X
X
X
X
XT
/2
/2
/2
/2
/2
/2
/2
CCS3
XT
(32.768 kHz)
2
3
4
5
6
7
f
3
X
= 32.768 kHz.
= 8.38 MHz
PCL output clock selection
CCS2
f
8.38 MHz
4.19 MHz
2.09 MHz
1.04 MHz
523 kHz
261 kHz
130 kHz
65.4 kHz
X
2
= 8.38 MHz
11.7 kHz
5.85 kHz
2.92 kHz
1.46 kHz
CCS1
f
X
1
= 12 MHz
f
12 MHz
6 MHz
3 MHz
1.5 MHz
750 kHz
375 kHz
187 kHz
93.7 kHz
X
= 12 MHz
CCS0
Note
0
Note