UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 308

• Manufacturer Part Number: UPD78F1146AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1146AGB-GAH-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

306
FR2
A/D Converter Mode Register (ADM)
0
0
0
0
1
1
1
Notes 1. This can be set only when 2.7 V ≤ AV
Cautions 1. Set the conversion times with the following conditions.
Remark f
FR1
0
0
1
1
0
0
1
2. This can be set only when 4.0 V ≤ AV
Other than above
2. When rewriting FR2 to FR0, LV1, and LV0 to other than the same data, stop A/D conversion
3. Change LV1 and LV0 from the default value, when 2.3 V ≤ AV
4. The above conversion time does not include clock frequency errors. Select conversion time,
CLK
FR0
0
1
0
1
0
1
1
: CPU/peripheral hardware clock frequency
• 4.0 V ≤ AV
• 2.7 V ≤ AV
• 2.3 V ≤ AV
once (ADCS = 0) beforehand.
taking clock frequency errors into consideration.
LV1
0
0
0
0
0
0
0
LV0
REF
REF
REF
1
1
1
1
1
1
1
≤ 5.5 V: f
< 4.0 V: f
< 2.7 V: f
480/f
320/f
240/f
160/f
120/f
80/f
40/f
Setting prohibited
CLK
CLK
CLK
CLK
CLK
CLK
CLK
CHAPTER 10 A/D CONVERTER
AD
AD
AD
User’s Manual U17854EJ9V0UD
(2) 2.3 V ≤ AV
= 0.6 to 3.6 MHz
= 0.6 to 1.8 MHz
= 0.6 to 1.44 MHz
REF
REF
≤ 5.5 V.
≤ 5.5 V.
Conversion Time Selection
Setting prohibited
60.0
40.0
20.0
REF
f
μ
μ
μ
CLK
s
s
s
≤ 5.5 V
Note 2
= 2 MHz
Setting prohibited
64.0
48.0
32.0
24.0
16.0
Setting prohibited
REF
f
μ
μ
μ
μ
μ
CLK
s
s
s
s
s
Note 1
Note 2
< 2.7 V.
= 5 MHz
f
f
f
f
f
f
f
CLK
CLK
CLK
CLK
CLK
CLK
CLK
Conversion Clock
/12
/8
/6
/4
/3
/2
(f
AD
)