Philips Semiconductors Products
Product specification
Dual octal D-type flip-flop with enable
MB2377
2CP) input will load a set of eight flip-flops
simultaneously when the corresponding
Enable (1E or 2E) input is Low.
FEATURES
• ESD protection exceeds 2000 V per MIL
STD 883 Method 3015 and 200 V per
Machine Model
• Ideal for addressable register applications
• Two 8-bit positive edge-triggered registers
The registers are fully edge triggered. The
state of each D input, one set-up time before
the Low-to-High clock transition, is
transferred to the corresponding flip-flop’s Q
output.
DESCRIPTION
• Two Enable inputs for address and data
The MB2377 high-performance BiCMOS
device combines low static and dynamic
power dissipation with high speed and high
output drive.
synchronization applications
• Power-up reset
• Output capability: +64mA/–32mA
The MB2377 has two 8-bit, edge triggered
registers, with individual D inputs and Q
outputs. The common buffered clock (1CP or
The nE inputs must be stable one setup time
prior to the Low-to-High clock transition for
predictable operation.
• Latch-up protection exceeds 500mA per
Jedec JC40.2 Std 17
QUICK REFERENCE DATA
CONDITIONS
= 25°C; GND = 0V
SYMBOL
PARAMETER
TYPICAL
UNIT
T
amb
t
t
Propagation delay
nCP to nQx
PLH
PHL
C = 50pF; V = 5V
4.8
4
ns
L
CC
C
Input capacitance
V = 0V or V
I CC
pF
IN
ORDERING INFORMATION
PACKAGES
TEMPERATURE RANGE
ORDER CODE
MB2377BB
DRAWING NUMBER
52-pin plastic Quad Flat Pack (QFP)
-40°C to +85°C
1418B
PIN CONFIGURATION
LOGIC SYMBOL
44 43 41 40 38 37 35 34
1D0 1D1 1D2 1D3 1D4 1D5 1D6 1D7
52 51 50 49 48 47 46 45 44 43 42 41 40
1
39
V
V
CC
CC
45
47
1CP
1Q4
2
3
4
38 1D4
37 1D5
36 GND
1E
1Q5
1Q0 1Q1 1Q2 1Q3 1Q4 1Q5 1Q6 1Q7
GND
1Q6
1Q7
GND
2Q0
5
6
7
8
35 1D6
34 1D7
33 GND
32 2D0
MB2377
52-pin PQFP
48 49 51 52
2
3
5
6
32 31 29 28 26 25 23 22
2Q1
9
31 2D1
30 GND
29 2D2
28 2D3
GND 10
2Q2 11
2Q3 12
2D0 2D1 2D2 2D3 2D4 2D5 2D6 2D7
21
19
2CP
2E
13
27
2Q0 2Q1 2Q2 2Q3 2Q4 2Q5 2Q6 2Q7
V
V
CC
CC
14 15 16 17 18 19 20 21 22 23 24 25 26
8
9
11 12 14 15 17 18
1
August 23, 1993
853-1666 10588