The ISO7220 and ISO7221 are dual-channel digital isolators

ISO7221A

Manufacturer Part NumberISO7221A
DescriptionThe ISO7220 and ISO7221 are dual-channel digital isolators
ManufacturerTexas Instruments
ISO7221A datasheet
 


Specifications of ISO7221A

Number Of Channels2Channel Configuration1/1
Insulation Rating(vrms)2500Supply Voltage(s)(v)3.3, 5
Datarate(mbps)1Input Noise FilterYes
Prop Delay(max)(ns)475Ttl/cmos Input ThresholdTTL
FootprintADuM1201Operating Temperature Range(c)-40 to 125
Pin/package8SOICThermal ShutdownNo
1
2
3
4
5
6
7
8
9
10
11
Page 11
12
Page 12
13
Page 13
14
Page 14
15
Page 15
16
Page 16
17
Page 17
18
Page 18
19
Page 19
20
Page 20
21
22
23
24
25
26
27
28
29
30
31
32
Page 17/32

Download datasheet (973Kb)Embed
PrevNext
www.ti.com
TYPICAL CHARACTERISTIC CURVES
3.3-V RMS SUPPLY CURRENT
vs
SIGNALING RATE (Mbps)
20
T = 25°C,
A
18
15 pF Load
16
14
ISO7220x I CC2
12
10
ISO7221x I CC1&2
8
6
4
ISO7220x I CC1
2
0
0
25
50
Signaling Rate - Mbps
Figure 6.
PROPAGATION DELAY
vs
FREE-AIR TEMPERATURE, ISO722xA
450
440
430
420
V
= 3.3 V
CC
410
400
V
= 5 V
CC
390
t
& t
pLH
pHL
380
370
360
350
-40
-15
10
35
Temperature - °C
Figure 8.
Copyright © 2006–2012, Texas Instruments Incorporated
ISO7220A, ISO7220B, ISO7220C, ISO7220M
ISO7221A, ISO7221B, ISO7221C, ISO7221M
30
T = 25°C,
A
28
15 pF Load
26
24
22
20
18
16
14
12
10
8
6
4
2
0
0
75
100
70
T = 25°C,
15 pF Load
A
15 pF Load
65
V
t
& t
60
pLH
pHL
V
55
50
45
60
85
110
125
-40
SLLS755L – JULY 2006 – REVISED JANUARY 2012
5-V RMS SUPPLY CURRENT
vs
SIGNALING RATE (Mbps)
ISO7220x I CC2
ISO7221x I CC1&2
ISO7220x I CC1
25
50
75
Signaling Rate - Mbps
Figure 7.
PROPAGATION DELAY
vs
FREE-AIR TEMPERATURE, ISO722xB
t
& t
PLH
PHL
= 3.3 V
CC
= 5 V
t
& t
CC
PLH
PHL
25
Temperature - °C
Figure 9.
100
125
17