ISL32490E Datasheet, PDF (7/21 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
t_R, t_F
Driver Differential Rise or Fall R_D = 54Ω,
Time
C_D = 50pF
(Figure 4)
No CM Load
-25V ≤ V_CM ≤ 25V
Full
400
650
1200
ns
Full
300
-
1200
ns
f_MAX
t_ZH
t_ZL
t_LZ
Maximum Data Rate
C_D = 820pF (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
0.25
1.5
-
Mbps
Full
-
-
1200
ns
Full
-
-
1200
ns
Full
-
-
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
-
-
2500
ns
t_ZL(SHDN) Driver Enable from Shutdown SW = V_CC (Figure 5), (Notes 11, 12)
to Output Low
Full
-
-
2500
ns
DRIVER SWITCHING CHARACTERISTICS (1Mbps Versions; ISL32493E, ISL32495E)
t_PLH, t_PHL Driver Differential Output
Delay
R_D = 54Ω,
C_D = 50pF
(Figure 4)
No CM Load
-25V ≤ V_CM ≤ 25V
Full
-
Full
-
70
125
ns
-
350
ns
t_SKEW
Driver Differential Output
Skew
R_D = 54Ω,
C_D = 50pF
(Figure 4)
No CM Load
-25V ≤ V_CM ≤ 25V
Full
-
4.5
15
ns
Full
-
-
25
ns
t_R, t_F
Driver Differential Rise or Fall R_D = 54Ω,
Time
C_D = 50pF
(Figure 4)
No CM Load
-25V ≤ V_CM ≤ 25V
Full
70
170
300
ns
Full
70
-
400
ns
f_MAX
t_ZH
t_ZL
t_LZ
Maximum Data Rate
C_D = 820pF (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
1
Full
-
Full
-
Full
-
4
-
Mbps
-
350
ns
-
300
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
DRIVER SWITCHING CHARACTERISTICS (15Mbps Versions; ISL32496E, ISL32498E)
t_PLH, t_PHL Driver Differential Output
Delay
R_D = 54Ω,
C_D = 50pF
(Figure 4)
No CM Load
-25V ≤ V_CM ≤ 25V
Full
-
21
45
ns
Full
-
-
80
ns
t_SKEW
Driver Differential Output
Skew
R_D = 54Ω,
C_D = 50pF
(Figure 4)
No CM Load
-25V ≤ V_CM ≤ 25V
Full
-
3
6
ns
Full
-
-
7
ns
t_R, t_F
Driver Differential Rise or Fall R_D = 54Ω,
Time
C_D = 50pF
(Figure 4)
No CM Load
-25V ≤ V_CM ≤ 25V
Full
5
17
30
ns
Full
5
-
30
ns
7
FN7786.0
January 18, 2011