參數(shù)資料
型號(hào): CXP88740Q
廠商: Sony Corporation
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數(shù): 22/32頁
文件大?。?/td> 425K
代理商: CXP88740Q
– 22 –
CXP88732/88740/88748
Conversion time
Sampling time
Reference input voltage
Analog input voltage
t
CONV
t
SAMP
V
REF
V
IAN
I
REF
Ta = 25°C
V
DD
= AV
DD
= AV
REF
= 5.0V
V
DD
= AVss = 0V
Operation mode
SLEEP mode
STOP mode
32kHz operation mode
Linearity error
Absolute error
Resolution
AV
REF
current
AV
REF
μs
μs
V
V
AV
DD
AV
REF
1.0
mA
10
μA
0.6
160/f
ADC
1
12/f
ADC
1
AV
DD
– 0.5
0
Item
Symbol
Pin
Condition
Min.
Typ.
Max.
Unit
Bits
(3) A/D converter characteristics
(Ta = –20 to +75°C, V
DD
= AV
DD
= 4.5 to 5.5V, AV
REF
= 4.0 to AV
DD
, Vss = AVss = 0V reference)
8
±1
±2
LSB
LSB
Analog input
Linearity error
V
FT
V
ZT
00
H
01
H
FE
H
FF
H
D
Fig. 6. Definitions of A/D converter terms
AV
REF
AN0 to AN7
1) f
ADC
indicates the below values due to the contents
of bit 0 (ADCCK) of the ADC operation clock selection
register (MSC: 01FF
H
), bits 7 (PCK1) and 6 (PCK0) of
the clock control register (address: 00FE
H
).
00 (
φ
= f
EX
/2)
01 (
φ
= f
EX
/4)
11 (
φ
= f
EX
/16)
f
ADC
= fc/2
f
ADC
= fc/4
f
ADC
= fc/16
f
ADC
= fc
f
ADC
= fc/2
f
ADC
= fc/8
0 (
φ
/2 selection)
1 (
φ
selection)
PCK1, PCK0
ADCCK
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