参数资料
型号: M34518E8SP
元件分类: 微控制器/微处理器
英文描述: 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDIP32
封装: 8.90 X 28 MM, 1.78 MM PITCH, PLASTIC, SDIP-32
文件页数: 107/162页
文件大小: 1149K
代理商: M34518E8SP
Rev.3.01
2005.06.15
page 47 of 157
REJ03B0008-0301
4518 Group
VSS
VDD
IAP6
(P60P63)
OP6A
(P60P63)
TABAD
Q13
Q21 Q20
Q22
TADAB
Q12 Q11 Q10
0
1
4
8
01
1
8
10
Q13
0
1
Q13
8
2
TALA
Q13
Q23
TAQ2
TQ2A
TAQ1
TQ1A
ADF
(1)
P60/AIN0
3
1
0
10
P61/AIN1
P62/AIN2
P63/AIN3
4
Q31 Q30
Q32
Q33
TAQ3
TQ3A
4
DA converter
(Note 1)
Register A (4)
Register B (4)
DAC
operation
signal
4-channel
multi-plexed
analog
switch
Instruction clock
A/D control circuit
Successive comparison
register (AD) (10)
A/D
interrupt
Comparator register (8)
Notes 1: This switch is turned ON only when A/D converter is operating and generates the comparison voltage.
2: Writing/reading data to the comparator register is possible only in the comparator mode (Q13=1).
The value of the comparator register is retained even when the mode is switched to the A/D conversion
mode (Q13=0) because it is separated from the successive comparison register (AD). Also, the resolution
in the comparator mode is 8 bits because the comparator register consists of 8 bits.
(Note 2)
11
Q31, Q30
10
01
00
0
1
Q32
On-chip oscillator
clock
A/D conversion clock
(ADCK)
Division circuit
Divided by 48
Divided by 24
Divided by 12
Divided by 6
Comparator
A/D CONVERTER (Comparator)
The 4518 Group has a built-in A/D conversion circuit that performs
conversion by 10-bit successive comparison method. Table 11
shows the characteristics of this A/D converter. This A/D converter
can also be used as an 8-bit comparator to compare analog volt-
ages input from the analog input pin with preset values.
Table 11 A/D converter characteristics
Characteristics
Successive comparison method
10 bits
Linearity error: ±2LSB (2.7 V
≤ VDD ≤ 5.5V)
Differential non-linearity error: ±0.9LSB (2.2 V
≤ VDD ≤ 5.5V)
31
s (f(XIN) = 6 MHz, STCK = f(XIN) (XIN
through-mode), ADCK = INSTCK/6)
4
Parameter
Conversion format
Resolution
Relative accuracy
Conversion speed
Analog input pin
Fig. 37 A/D conversion circuit structure
相关PDF资料
PDF描述
M34518M2-XXXFP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP32
M34519M6-XXXFP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO42
M34519M8-XXXFP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO42
M34519E8FP 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDSO42
M34519M8-XXXFP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO42
相关代理商/技术参数
参数描述
M34518M2-XXXFP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M34518M2-XXXSP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M34518M4-XXXFP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M34518M4-XXXSP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M34518M6-XXXFP 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER