MR82C54/B Intersil, MR82C54/B Datasheet - Page 17

• Manufacturer Part Number: MR82C54/B
• Manufacturer: Intersil
• Type: Programmabler

Specifications of MR82C54/B

• # Internal Timers: Single
• Propagation Delay Time: 260ns
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Package Type: CLCC
• High Level Output Current: -2.5mA
• Low Level Output Current: 2.5mA
• Pin Count: 28
• Operating Temp Range: -55C to 125C
• Operating Temperature Classification: Military
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Not Compliant

Timing Waveforms
Burn-In Circuits
GATE
OUT
CLK
WR
(Continued)
MODE
GND
GND
VCC
F10
F11
F12
Q1
Q2
Q6
F9
F0
(19)
A
tR
tPWH
(17)
(SEE NOTE)
FIGURE 20. CLOCK AND GATE
R1
R1
R1
R1
R1
R1
R1
R1
R2
R1
COUNT
tWO
10
11
12
(27)
1
2
3
4
5
6
7
8
9
tGS
(23)
MD 82C54 CERDIP
tPWL
(18)
tGH
(24)
17
tWC (28)
tGL
(22)
24
23
22
21
20
19
18
17
16
15
14
13
tF (20)
tODG (26)
tCLK
(16)
R1
R1
R1
R1
R1
R2
R1
R2
R1
V
CC
tGW
(21)
NOTE: LAST BYTE OF COUNT BEING WRITTEN
C1
Q3
VCC
GND
Q5
Q4
F2
A
Q8
F1
Q7
A
tOD (25)
(23)
tGS
A
V
tGH (24)
CC
R3
R4
tCL (30)