MC74HCT4851A Datasheet, PDF (4/13 Pages) ON Semiconductor – Analog Multiplexers/ Demultiplexers with Injection Current Effect Control with LSTTL Compatible Inputs

MC74HCT4851A
DC CHARACTERISTICS — Analog Section
Symbol
Parameter
Condition
R_on
DR_on
I_off
Maximum “ON” Resistance
V_in = V_IL or V_IH;V_IS = V_CC to
GND; I_S ≤ 2.0 mA
Delta “ON” Resistance
V_in = V_IL or V_IH; V_IS = V_CC/2
I_S ≤ 2.0 mA
Maximum Off−Channel Leakage Current, V_in = V_CC or GND
Any One Channel
Common Channel
I_on Maximum On−Channel Leakage
V_in = V_CC or GND
Channel−to−Channel
Guaranteed Limit
V_CC −55 to 25°C ≤85°C ≤125°C Unit
4.5
550
5.5
400
650
750
W
500
600
4.5
80
5.5
60
100
120
W
80
100
mA
5.5
±0.1
±0.1 ±0.1
±0.1
±0.1 ±0.1
mA
5.5
±0.1
±0.1 ±0.1
AC CHARACTERISTICS (C_L = 50 pF, Input t_r = t_f = 6 ns, V_CC = 5.0 V ± 10%)
Symbol
Parameter
V_CC −55 to 25°C ≤85°C ≤125°C Unit
t_PHL,
t_PLH
Maximum Propagation Delay, Analog Input to Analog Output
5.0
40
45
50
ns
t_PHL, Maximum Propagation Delay, Enable or Channel−Select to Analog Output 5.0
80
t_PHZ,PZH
t_PLH,
t_PLZ,PZL
90
100
ns
C_in Maximum Input Capacitance
(All Switches Off)
(All Switches Off)
Digital Pins
Any Single Analog Pin
Common Analog Pin
10
10
10
pF
35
35
35
130
130
130
C_PD Power Dissipation Capacitance
Typical
5.0
20
pF
INJECTION CURRENT COUPLING SPECIFICATIONS (V_CC = 5V, T_A = −55°C to +125°C)
Symbol
Parameter
Condition
VD_out Maximum Shift of Output Voltage of Enabled Analog Channel
* I_in = Total current injected into all disabled channels.
I_in* ≤ 1 mA, R_S ≤ 3,9 kW
I_in* ≤ 10 mA, R_S ≤ 3,9 kW
I_in* ≤ 1 mA, R_S ≤ 20 kW
I_in* ≤ 10 mA, R_S ≤ 20 kW
660
600
540
480
420
360
-55°C
300
+25°C
240
+125°C
180
120
60
0
0.0
0.9
1.8
2.7
3.6
4.5
V_in, INPUT VOLTAGE (VOLTS), REFERENCED TO GND
Figure 3. Typical On Resistance V_CC = 4.5V
Typ
Max Unit
0.1
1.0
mV
1.0
5.0
0.5
2.0
5.0
20
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