AT87C51RC2-3CSUL Atmel, AT87C51RC2-3CSUL Datasheet - Page 66

IC 8051 MCU 32K OTP 30MHZ 40DIP

AT87C51RC2-3CSUL

Manufacturer Part Number
AT87C51RC2-3CSUL
Description
IC 8051 MCU 32K OTP 30MHZ 40DIP
Manufacturer
Atmel
Series
87Cr
Datasheet

Specifications of AT87C51RC2-3CSUL

Core Processor
8051
Core Size
8-Bit
Speed
30/20MHz
Connectivity
UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (32K x 8)
Program Memory Type
OTP
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
UART
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
 Details
11.5.4
66
Symbol
Speed
T
T
T
T
T
T
T
T
T
T
T
T
T
T
WLWH
QVWX
QVWH
WHQX
RHDX
RHDZ
AVWL
WHLH
RLRH
RLDV
AVDV
LLWL
RLAZ
LLDV
AT/TS8xC51Rx2
External Data Memory Characteristics
Min
130
130
160
50
75
10
15
10
0
40 MHz
-M
Table 11-8.
Max
100
160
165
100
Symbol
30
40
T
T
T
0
T
T
T
T
T
T
T
T
T
T
T
QVWH
WHQX
WLWH
QVWX
WHLH
RLRH
RHDX
RHDZ
AVDV
AVWL
RLDV
LLDV
LLWL
RLAZ
Min
60 MHz equiv.
107
85
85
30
47
0
7
9
7
AC Parameters for a Fix Clock
X2 mode
Parameter
RD Pulse Width
WR Pulse Width
RD to Valid Data In
Data Hold After RD
Data Float After RD
ALE to Valid Data In
Address to Valid Data In
ALE to WR or RD
Address to WR or RD
Data Valid to WR Transition
Data set-up to WR High
Data Hold After WR
RD Low to Address Float
RD or WR High to ALE high
30 MHz
-V
Max
100
60
18
98
70
27
0
standard mode 40
Min
135
135
165
55
80
15
17
15
0
MHz
-V
Max
102
165
175
35
95
35
0
40 MHz equiv.
Min
125
125
155
45
70
10
0
5
5
X2 mode
20 MHz
-L
Max
155
160
105
95
25
45
0
standard mode
Min
175
175
103
213
70
13
18
13
0
30 MHz
-L
Max
137
222
235
130
42
53
0
4188F–8051–01/08
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns

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