AT89C5122D-RDRUM Atmel, AT89C5122D-RDRUM Datasheet - Page 11
AT89C5122D-RDRUM
Manufacturer Part Number
AT89C5122D-RDRUM
Description
IC 8051 MCU 32K CRAM USB 64-VQFP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.AT89C5122D-PSTUM.pdf
(208 pages)
Specifications of AT89C5122D-RDRUM
Core Processor
8051
Core Size
8-Bit
Speed
48MHz
Connectivity
SmartCard, SPI, UART/USART, USB
Peripherals
LED, POR, WDT
Number Of I /o
46
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP, 64-VQFP
For Use With
AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-03 - KIT STARTER FOR MCU AT8XC5122/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Other names
AT89C5122D-RDRUMTR
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Manufacturer
Quantity
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Table 2. Pin Description
Pin Description
4202F–SCR–07/2008
CCLK
CRST
Port
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
CC4
P1.2
CC4
P1.6
P1.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
CIO
30
29
28
27
25
24
23
22
64
12
47
62
58
57
56
52
51
50
3
2
9
6
32
23
31
3
2
5
6
4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
41
40
39
38
36
35
34
33
12
11
18
21
15
58
65
64
63
9
7
3
2
1
10
4
7
6
9
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
30
29
28
27
25
24
23
22
64
12
47
62
58
57
56
52
51
50
3
2
9
6
32
23
31
3
2
5
6
4
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Internal
Supply
Power
CVCC
CVCC
CVCC
CVCC
CVCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
ESD
2KV
2KV
2KV
2KV
2KV
2KV
2KV
2KV
6KV
6KV
2KV
6KV
6KV
6KV
2KV
2KV
2KV
2KV
2KV
2KV
2KV
2KV
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
Reset
Level
Float
Float
Float
Float
Float
Float
Float
Float
1
0
1
1
1
1
0
0
0
0
1
1
1
1
CPRES
CCLK1
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
A10
A12
A13
Alt
A11
AT83R5122, AT8xC5122/23
SS
A8
A9
Push-pull
Push-pull
Config
Reset
Port51
Port51
Port51
Port51
Port51
Port51
Port51
Port51
Port51
Port51
Port51
Port51
P0
P0
P0
P0
P0
P0
P0
P0
ESD tested with a 10μF on CVCC
ESD tested with a 10μF on CVCC
ESD tested with a 10μF on CVCC
ESD tested with a 10μF on CVCC
ESD tested with a 10μF on CVCC
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Conf 1
recommended to support ICC’s
Weak & medium pull-up can be
with too weak internal pull-ups.
An external pull-up of 10K is
CVCC inactive at reset.
CVCC inactive at reset
CVCC inactive at reset
CVCC inactive at reset
CVCC inactive at reset
disconnected
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
KB_OUT
Conf 2
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Push-pull
Conf 3
Input
WPU
Input
WPU
Input
WPU
Input
WPU
Input
WPU
Input
WPU
Led
11
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