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UART
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Self Program Memory
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Max. Operating Frequency
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TWI (I2C)
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USB Interface
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程序存储器容量
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芯体尺寸
系列
速度
输入/输出数
连通性
工作电压
筛选条件
▼
All
确定
64 x 8
128 x 8
512 x 8
2.25K x 8
1.25K x 8
1K x 8
1.2K x 8
256 x 8
2K x 8
4.25K x 8
768 x 8
8K x 8
▼
All
确定
OTP
Flash RAM
OTP Quick FLASH
FLASH
ROMless
Code RAM
▼
All
确定
-40°C ~ 85°C
0°C ~ 70°C
▼
All
确定
External
Internal
▼
All
确定
Audio, I²S, MP3, PCM, POR, WDT
LED
POR, PWM, WDT
Brown-out Detect/Reset, POR, PWM
Brown-out Detect/Reset, POR, PWM, WDT
LED, POR, WDT
WDT
POR, WDT
Brown-out Detect/Reset, LED, POR
POR
▼
All
确定
2
1
▼
All
确定
1
▼
All
确定
34
38
14
15
37
20
32
30
12
▼
All
确定
8051-12C
8051-1C
▼
All
确定
API
IAP
▼
All
确定
2.7 to 4.0
2.7 to 6.0
4.0 to 6.0
2.4 to 3.6
4.0 to 5.5
2.7 to 5.5
2.4 to 5.0
3.0 to 5.5
2.4 to 5.5
▼
All
确定
2
3
4
▼
All
确定
40 MHz
25 MHz
24 MHz
16 MHz
20 MHz
60 MHz
▼
All
确定
▼
All
确定
2048
8192
512
1024
▼
All
确定
10
▼
All
确定
8
▼
All
确定
16 Kbytes
12 Kbytes
8 Kbytes
2 Kbytes
32 Kbytes
64 Kbytes
20 Kbytes
128 Kbytes
4 Kbytes
▼
All
确定
Yes
▼
All
确定
1
▼
All
确定
1
▼
All
确定
▼
All
确定
UART/CAN
SPI
UART
UART/OCD
SPI/OCD
▼
All
确定
▼
All
确定
0.5
0.125
0.75
8.25
1.25
2.25
2
0.25
4.25
▼
All
确定
62.5
153.8
▼
All
确定
▼
All
确定
256 x 8
2K x 8
512 x 8
8K x 8
16K x 8
1K x 8
▼
All
确定
4KB (4K x 8)
8KB (8K x 8)
20KB (20K x 8)
32KB (32K x 8)
128KB (128K x 8)
16KB (16K x 8)
1KB (1K x 8)
64KB (64K x 8)
12KB (12K x 8)
2KB (2K x 8)
▼
All
确定
8051
▼
All
确定
A/D 2x10b; D/A 2x20b
A/D 6x10b
A/D 8x10b
A/D 2x10b
▼
All
确定
8-Bit
▼
All
确定
85C
89C
89S
87C
87LV
80C
87F
89EB
89LP
89LS
89LV
AT89C CAN
▼
All
确定
30/20MHz
20MHz
24MHz
40MHz
48MHz
40/20MHz
40/30MHz
12MHz
33MHz
16MHz
60MHz
60/30MHz
▼
All
确定
14
15
11
36
20
12
44
48
50
30
32
34
38
46
▼
All
确定
CAN, UART/USART
I²C, IDE/ATAPI, MMC, SPI, UART/USART, USB
SmartCard, SPI, UART/USART, USB
UART/USART
CAN, SPI, UART/USART
I²C, SPI, UART/USART
SIO, UART/USART
SPI
SPI, UART/USART
SmartCard, UART/USART
▼
All
确定
2.7 V ~ 3.6 V
2.7 V ~ 4 V
2.7 V ~ 6 V
3 V ~ 5.5 V
2.4 V ~ 3.6 V
4 V ~ 6 V
2.4 V ~ 5.5 V
2.7 V ~ 5.5 V
2.85 V ~ 5.4 V
2.7 V ~ 3.3 V
3 V ~ 3.6 V
4.5 V ~ 5.5 V
4 V ~ 5.5 V
AT89C5122D-SISUM
768 x 8
FLASH
-40°C ~ 85°C
Internal
LED, POR, WDT
32KB (32K x 8)
8051
8-Bit
89C
48MHz
14
SmartCard, SPI, U...
3 V ~ 5.5 V
AT89C5122DS-RDTUM
768 x 8
FLASH
-40°C ~ 85°C
Internal
LED, POR, WDT
32KB (32K x 8)
8051
8-Bit
89C
48MHz
46
SmartCard, SPI, U...
3 V ~ 5.5 V
AT89C5122D-Z1TUM
768 x 8
FLASH
-40°C ~ 85°C
Internal
LED, POR, WDT
32KB (32K x 8)
8051
8-Bit
89C
48MHz
46
SmartCard, SPI, U...
3 V ~ 5.5 V
AT89C51-24AC
128 x 8
FLASH
0°C ~ 70°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
24MHz
32
UART/USART
4 V ~ 6 V
AT89C51-24AI
128 x 8
FLASH
-40°C ~ 85°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
24MHz
32
UART/USART
4 V ~ 6 V
AT89C51-24JC
128 x 8
FLASH
0°C ~ 70°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
24MHz
32
UART/USART
4 V ~ 6 V
AT89C51-24JI
128 x 8
FLASH
-40°C ~ 85°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
24MHz
32
UART/USART
4 V ~ 6 V
AT89C51-24PC
128 x 8
FLASH
0°C ~ 70°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
24MHz
32
UART/USART
4 V ~ 6 V
AT89C51-24PI
128 x 8
FLASH
-40°C ~ 85°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
24MHz
32
UART/USART
4 V ~ 6 V
AT89C51-33AI
128 x 8
FLASH
-40°C ~ 85°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
33MHz
32
UART/USART
4 V ~ 6 V
AT89C51-33JI
128 x 8
FLASH
-40°C ~ 85°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
33MHz
32
UART/USART
4 V ~ 6 V
AT89C51-33PI
128 x 8
FLASH
-40°C ~ 85°C
Internal
4KB (4K x 8)
8051
8-Bit
89C
33MHz
32
UART/USART
4 V ~ 6 V
AT89C51AC2-RLTUM
1.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
1
34
8051-12C
API
3.0 to 5.5
4
40 MHz
2048
10
8
32 Kbytes
Yes
UART
1.25
62.5
2K x 8
32KB (32K x 8)
8051
A/D 8x10b
8-Bit
89C
40MHz
34
UART/USART
3 V ~ 5.5 V
AT89C51AC2-SLSUM
1.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
1
34
8051-12C
API
3.0 to 5.5
4
40 MHz
2048
10
8
32 Kbytes
Yes
UART
1.25
62.5
2K x 8
32KB (32K x 8)
8051
A/D 8x10b
8-Bit
89C
40MHz
34
UART/USART
3 V ~ 5.5 V
AT89C51AC3-RDTIM
2.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
2K x 8
64KB (64K x 8)
8051
A/D 8x10b
8-Bit
89C
60MHz
36
SPI, UART/USART
3 V ~ 5.5 V
AT89C51AC3-RDTUM
2.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
1
1
32
8051-12C
API
3.0 to 5.5
4
60 MHz
2048
10
8
64 Kbytes
Yes
UART
2.25
62.5
2K x 8
64KB (64K x 8)
8051
A/D 8x10b
8-Bit
89C
60MHz
36
SPI, UART/USART
3 V ~ 5.5 V
AT89C51AC3-RLTIM
2.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
2K x 8
64KB (64K x 8)
8051
A/D 8x10b
8-Bit
89C
60MHz
36
UART/USART
3 V ~ 5.5 V
AT89C51AC3-RLTUM
2.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
1
1
32
8051-12C
API
3.0 to 5.5
4
60 MHz
2048
10
8
64 Kbytes
Yes
UART
2.25
62.5
2K x 8
64KB (64K x 8)
8051
A/D 8x10b
8-Bit
89C
60MHz
36
UART/USART
3 V ~ 5.5 V
AT89C51AC3-S3SUM
2.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
1
1
32
8051-12C
API
3.0 to 5.5
4
60 MHz
2048
10
8
64 Kbytes
Yes
UART
2.25
62.5
2K x 8
64KB (64K x 8)
8051
A/D 8x10b
8-Bit
89C
60MHz
36
SPI, UART/USART
3 V ~ 5.5 V
AT89C51AC3-SLSIM
2.25K x 8
FLASH
-40°C ~ 85°C
External
POR, PWM, WDT
2K x 8
64KB (64K x 8)
8051
A/D 8x10b
8-Bit
89C
60MHz
36
UART/USART
3 V ~ 5.5 V
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