ISL32490E Datasheet, PDF (8/21 Pages) Intersil Corporation – ±60V Fault Protected, 5V, RS-485/RS-422 Transceivers with ±25V CMR

ISL32490E, ISL32492E, ISL32493E, ISL32495E, ISL32496E, ISL32498E
Electrical Specifications Test Conditions: V_CC = 4.5V to 5.5V; Unless Otherwise Specified. Typicals are at V_CC = 5V, T_A = +25°C (Note 6).
Boldface limits apply over the operating temperature range, -40°C to +85°C. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
TEMP
MIN
MAX
(°C) (Note 14) TYP (Note 14) UNITS
f_MAX
t_ZH
t_ZL
t_LZ
Maximum Data Rate
C_D = 470pF (Figure 6)
Driver Enable to Output High SW = GND (Figure 5), (Note 9)
Driver Enable to Output Low
Driver Disable from Output
Low
SW = V_CC (Figure 5), (Note 9)
SW = V_CC (Figure 5)
Full
15
Full
-
Full
-
Full
-
25
-
Mbps
-
100
ns
-
100
ns
-
120
ns
t_HZ
Driver Disable from Output SW = GND (Figure 5)
High
Full
-
-
120
ns
t_SHDN
t_ZH(SHDN)
Time to Shutdown
(Note 11)
Driver Enable from Shutdown SW = GND (Figure 5), (Notes 11, 12)
to Output High
Full
60
160
600
ns
Full
-
-
2000
ns
t_ZL(SHDN) Driver Enable from Shutdown SW = V_CC (Figure 5), (Notes 11, 12)
to Output Low
Full
-
-
2000
ns
RECEIVER SWITCHING CHARACTERISTICS (250kbps Versions; ISL32490E, ISL32492E)
f_MAX Maximum Data Rate
-25V ≤ V_CM ≤ 25V (Figure 7)
Full
0.25
5
-
Mbps
t_PLH, t_PHL Receiver Input to Output Delay -25V ≤ V_CM ≤ 25V (Figure 7)
Full
-
200
280
ns
t_SKD Receiver Skew |tPLH - t_PHL| (Figure 7)
Full
-
4
10
ns
t_ZL
Receiver Enable to Output R_L = 1kΩ, C_L = 15pF, SW = V_CC (Figure 8),
Full
-
Low
(Note 10)
-
50
ns
t_ZH
Receiver Enable to Output R_L = 1kΩ, C_L = 15pF, SW = GND (Figure 8), Full
-
High
(Note 10)
-
50
ns
t_LZ
Receiver Disable from Output R_L = 1kΩ, C_L = 15pF, SW = V_CC (Figure 8)
Full
-
Low
-
50
ns
t_HZ
Receiver Disable from Output R_L = 1kΩ, C_L = 15pF, SW = GND (Figure 8)
Full
-
High
-
50
ns
t_SHDN Time to Shutdown
(Note 11)
Full
60
160
600
ns
t_ZH(SHDN) Receiver Enable from
R_L = 1kΩ, C_L = 15pF, SW = GND (Figure 8), Full
-
Shutdown to Output High
(Notes 11, 13)
-
2000
ns
t_ZL(SHDN) Receiver Enable from
R_L = 1kΩ, C_L = 15pF, SW = V_CC (Figure 8),
Full
-
Shutdown to Output Low
(Notes 11, 13)
-
2000
ns
RECEIVER SWITCHING CHARACTERISTICS (1Mbps Versions; ISL32493E, ISL32495E)
f_MAX Maximum Data Rate
-25V ≤ V_CM ≤ 25V (Figure 7)
Full
1
t_PLH, t_PHL Receiver Input to Output Delay -25V ≤ V_CM ≤ 25V (Figure 7)
Full
-
t_SKD Receiver Skew |t_PLH - t_PHL| (Figure 7)
Full
-
t_ZL
Receiver Enable to Output R_L = 1kΩ, C_L = 15pF, SW = V_CC (Figure 8),
Full
-
Low
(Note 10)
15
-
Mbps
90
150
ns
4
10
ns
-
50
ns
t_ZH
Receiver Enable to Output R_L = 1kΩ, C_L = 15pF, SW = GND (Figure 8), Full
-
High
(Note 10)
-
50
ns
t_LZ
Receiver Disable from Output R_L = 1kΩ, C_L = 15pF, SW = V_CC (Figure 8)
Full
-
Low
-
50
ns
t_HZ
Receiver Disable from Output R_L = 1kΩ, C_L = 15pF, SW = GND (Figure 8)
Full
-
High
-
50
ns
t_SHDN Time to Shutdown
(Note 11)
Full
60
160
600
ns
t_ZH(SHDN) Receiver Enable from
R_L = 1kΩ, C_L = 15pF, SW = GND (Figure 8), Full
-
Shutdown to Output High
(Notes 11, 13)
-
2000
ns
8
FN7786.0
January 18, 2011