N87C51RB24 Intel, N87C51RB24 Datasheet - Page 12

• Manufacturer Part Number: N87C51RB24
• Description: IC MCU 8BIT 16K 24MHZ OTP 44PLCC
• Manufacturer: Intel
• Series: 87Cr

Specifications of N87C51RB24

• Rohs Status: RoHS non-compliant
• Core Processor: MCS 51
• Core Size: 8-Bit
• Speed: 24MHz
• Connectivity: SIO
• Peripherals: WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: OTP
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-PLCC
• Eeprom Size: -
• Data Converters: -
• Other names: 807306

8XC51RA RB RC
EXTERNAL MEMORY CHARACTERISTICS
All parameter values apply to all devices unless otherwise indicated
12
TPXIZ
TAVIV
TPLAZ
TRLRH
TWLWH
TRLDV
TRHDX
TRHDZ
TLLDV
TAVDV
TLLWL
TAVWL
TQVWX
TWHQX
TQVWH
TRLAZ
TWHLH
Symbol
Input Instruction Float After
PSEN
Address to Valid Instruction
In
PSEN Low to Address Float
RD Pulse Width
WR Pulse Width
RD Low to Valid Data In
Data Hold After RD
Data Float After RD
ALE Low to Valid Data In
Address to Valid Data In
ALE Low to RD or WR Low
Address Valid to WR Low
Data Valid before WR
Data Hold after WR
Data Valid to WR High
RD Low to Address Float
RD or WR High to ALE High
8XC51RX
8XC51RX-24
8XC51RX
8XC51RX-24
8XC51RX
8XC51RX-24
8XC51RX
8XC51RX-24
8XC51RX
8XC51RX-24
8XC51RX
8XC51RX-20
8XC51RX-24
8XC51RX
8XC51RX-20
8XC51RX-24
8XC51RX
8XC51RX-24
8XC51RX
8XC51RX-24
Description
Min
400
400
200
203
433
Oscillator
33
33
43
0
12 MHz
Max
312
252
107
517
585
300
123
59
10
0
Min
200
200
100
110
280
Oscillator
15
10
10
0
20 MHz
Max
145
155
310
360
200
30
10
40
90
0
(Continued)
Min
150
150
222
Oscillator
75
77
12
12
0
7
24 MHz
Max
103
113
243
285
175
21
10
23
71
0
6 TCLCL
6 TCLCL
4 TCLCL
7 TCLCL
3 TCLCL
4 TCLCL
7 TCLCL
TCLCL
TCLCL
TCLCL
TCLCL
TCLCL
TCLCL
TCLCL
TCLCL
Min
0
b
b
b
b
b
b
b
b
b
b
b
b
b
b
b
50
35
30
50
40
30
40
30
Oscillator
100
100
130
150
Variable
50
90
70
5 TCLCL
5 TCLCL
8 TCLCL
9 TCLCL
5 TCLCL
2 TCLCL
8 TCLCL
9 TCLCL
3 TCLCL
TCLCL
TCLCL
TCLCL
TCLCL
Max
10
0
b
b
a
a
b
b
b
b
b
b
b
b
a
25
20
40
30
105
165
150
165
95
60
90
90
50
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns