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ISO7221C-HT Datasheet(PDF) 4 Page - Texas Instruments

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Part # ISO7221C-HT
Description  DUAL DIGITAL ISOLATOR
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

ISO7221C-HT Datasheet(HTML) 4 Page - Texas Instruments

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ISO7221C-HT
SLLSE78
– APRIL 2011
www.ti.com
ELECTRICAL CHARACTERISTICS: VCC1 at 5 V, VCC2 at 3.3 V
(1) OPERATION
over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
ICC1
25 Mbps
VI = VCC or 0 V, no load
12
22
mA
ICC2
25 Mbps
VI = VCC or 0 V, no load
6
12
mA
(5-V side)
IOH = –4 mA, See Figure 1
VCC – 0.8
VOH
High-level output voltage
V
IOH = –20 μA, See Figure 1
VCC – 0.1
IOL = 4 mA, See Figure 1
0.4
VOL
Low-level output voltage
V
IOL = 20 μA, See Figure 1
0.1
VI(HYS)
Input voltage hysteresis
150
mV
IIH
High-level input current
IN from 0 V to VCC
11
μA
IIL
Low-level input current
IN from 0 V to VCC
–11
μA
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
(1)
For the 5-V operation, VCC1 or VCC2 is specified from 4.5 V to 5.5 V.
For the 3-V operation, VCC1 or VCC2 is specified from 3 V to 3.6 V.
SWITCHING CHARACTERISTICS: VCC1 at 5 V, VCC2 at 3.3 V OPERATION
over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tpLH, tpHL
Propagation delay
24
36
49
ns
PWD
Pulse-width distortion |tpHL – tpLH|
(1)
1
2
ns
tsk(pp)
Part-to-part skew (2)
10
ns
tsk(o)
Channel-to-channel output skew (3)
0.2
10
ns
tr
Output signal rise time
See Figure 1
2
ns
tf
Output signal fall time
See Figure 1
2
ns
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.
ELECTRICAL CHARACTERISTICS: VCC1 at 3.3 V, VCC2 at 5 V
(1) OPERATION
over recommended operating conditions (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
ICC1
25 Mbps
VI = VCC or 0 V, no load
6
12
mA
ICC2
25 Mbps
VI = VCC or 0 V, no load
12
22
mA
(3.3-V side)
IOH = –4 mA, See Figure 1
VCC – 0.4
VOH
High-level output voltage
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
IN from 0 V or VCC
11
μA
IIL
Low-level input current
IN from 0 V or VCC
–11
μA
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
(1)
For the 5-V operation, VCC1 or VCC2 is specified from 4.5 V to 5.5 V.
For the 3-V operation, VCC1 or VCC2 is specified from 3 V to 3.6 V.
4
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© 2011, Texas Instruments Incorporated
Product Folder Link(s) :ISO7221C-HT


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