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ISO7220A Datasheet(PDF) 7 Page - Texas Instruments

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Part # ISO7220A
Description  DUAL DIGITAL ISOLATORS
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

ISO7220A Datasheet(HTML) 7 Page - Texas Instruments

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ELECTRICAL CHARACTERISTICS
SWITCHING CHARACTERISTICS
ISO7220A, ISO7220C, ISO7220M
ISO7221A, ISO7221C, ISO7221M
SLLS755F – JULY 2006 – REVISED AUGUST 2007
VCC1 at 3.3 V, VCC2 at 5 V operation, over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
ISO7220A, ISO7220C, ISO7220M
0.6
1
Quiescent
VI = VCC or 0 V, no load
ISO7221A, ISO7221C, ISO7221M
4.3
9.5
ISO7220A
1
2
ICC1
1 Mbps
VI = VCC or 0 V, no load
ISO7221A
5
11
ISO7220C, ISO7220M
2
4
25 Mbps
VI = VCC or 0 V, no load
ISO7221C, ISO7221M
6
12
mA
ISO7220A, ISO7220C, ISO7220M
16
31
Quiescent
VI = VCC or 0 V, no load
ISO7221A, ISO7221C, ISO7221M
8.5
17
ISO7220A
18
32
ICC2
1 Mbps
VI = VCC or 0 V, no load
ISO7221A
10
18
ISO7220C, ISO7220M
20
34
25 Mbps
VI = VCC or 0 V, no load
ISO7221C, ISO7221M
12
22
ISO7220x
VCC – 0.8
IOH = –4 mA, See Figure 1
ISO7221x
VOH
High-level output voltage
VCC – 0.4
(3.3-V side)
V
IOH = –20 μA, See Figure 1
VCC – 0.1
IOL = 4 mA, See Figure 1
0.4
VOL
Low-level output voltage
IOL = 20
μA, See Figure 1
0
0.1
VI(HYS)
Input threshold voltage hysteresis
150
mV
IIH
High-level input current
10
IN from 0 V or VCC
μA
IIL
Low-level input current
–10
CI
Input capacitance to ground
IN at VCC, VI = 0.4 sin (4E6πt)
1
pF
CMTI
Common-mode transient immunity
VI = VCC or 0 V, See Figure 3
15
40
kV/
μs
VCC1 at 3.3 V, VCC2 at 5 V operation, over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tpLH,
Propagation delay
ISO722xA
285
395
480
tpHL
PWD
Pulse-width distortion |tpHL – tpLH|
(1)
1
18
tpLH,
Propagation delay
ISO722xC
25
36
48
tpHL
See Figure 1
PWD
Pulse-width distortion |tpHL – tpLH|
(1)
1
3
tpLH,
Propagation delay
ISO722xM
7
12
21
tpHL
PWD
Pulse-width distortion |tpHL – tpLH|
(1)
0.5
1
ns
ISO722xA
190
tsk(pp)
Part-to-part skew (2)
ISO722xC
10
ISO722xM
5
ISO7220A
3
15
tsk(o)
Channel-to-channel output skew (3)
ISO7220C/M
0.2
1
tr
Output signal rise time
1
See Figure 1
tf
Output signal fall time
1
tfs
Failsafe output delay time from input power loss
See Figure 2
3
μs
(1)
Also referred to as pulse skew.
(2)
tsk(pp) is the magnitude of the difference in propagation delay times between any specified terminals of two devices when both devices
operate with the same supply voltages, at the same temperature, and have identical packages and test circuits.
(3)
tsk(o) is the skew between specified outputs of a single device with all driving inputs connected together and the outputs switching in the
same direction while driving identical specified loads.
7
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