MB2821 Datasheet, PDF (5/9 Pages) NXP Semiconductors – Dual 10-bit D-type flip-flop; positive-edge trigger 3-State

Philips Semiconductors Advanced BiCMOS Products
Dual 10-bit D-type flip-flop;
positive-edge trigger (3-State)
Product specification
MB2821
AC SETUP REQUIREMENTS
GND = 0V, t_R = t_F = 2.5ns, C_L = 50pF, R_L = 500Ω
SYMBOL
PARAMETER
WAVEFORM
t_s(H)
t_s(L)
Setup time, High or Low
nDx to nCP
2
t_h(H)
t_h(L)
Hold time, High or Low
nDx to nCP
2
t_w(H)
t_w(L)
nCP pulse width
High or Low
1
AC WAVEFORMS
1/f_MAX
nCP
V_M
V_M
nQx
t_w(H)
t_PHL
t_w(L)
V_M
V_M
t_PLH
V_M
Waveform 1. Propagation Delay, Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
nOE
V_M
V_M
t_PZH
t_PHZ
nQx
V_OH –0.3V
V_M
0V
Waveform 3. 3-State Output Enable Time to High Level
and Output Disable Time from High Level
LIMITS
T_amb = +25^oC
V_CC = +5.0V
MIN
TYP
MAX
1.5
0.6
1.0
–0.2
1.0
0.3
1.0
–0.4
3.5
2.2
3.0
1.6
T_amb = -40 to
+85^oC
V_CC = +5.0V ±0.5V
MIN
MAX
1.5
1.0
1.0
1.0
3.5
3.0
UNIT
ns
ns
ns
nD^{ÉÉÉÉÉ}x ^{ÉÉÉÉÉÉÉÉÉÉ}V_M ^{ÉÉÉÉÉ}V_M^{ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ}V_M^{ÉÉÉÉÉ}V^{ÉÉÉÉÉ}_M ^{ÉÉÉÉÉÉÉÉÉÉ}
t_s(H)
t_h(H)
t_s(L)
t_h(L)
CP
V_M
V_M
Waveform 2. Data Setup and Hold Times
nOE
V_M
V_M
t_PZL
t_PLZ
nQx
V_M
V_OL +0.3V
Waveform 4. 3-State Output Enable Time to Low Level
and Output Disable Time from Low Level
August 24, 1993
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