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TNETA1611
STS-12c/STM-4 RECEIVER/TRANSMITTER
SDNS035E – AUGUST 1995 – REVISED JUNE 1996
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Supply voltage range, V
CC1
, TTL (see Note 1)
Supply voltage range, V
CC2
, PECL (see Note 1)
Input voltage range, V
I
: TTL
PECL
Operating free-air temperature range, T
A
(see Note 2)
Storage temperature range, T
stg
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
NOTES:
1. All voltage values are with respect to the GND terminals.
2. An external heat sink is required (Wakefield Engineering D10650-40 or equivalent).
–0.5 V to 7 V
–0.5 V to 7 V
–1.2 V to 7 V
0 V to V
CC2
–40
°
C to 85
°
C
–65
°
C to 150
°
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
recommended operating conditions
MIN
MAX
UNIT
VCC1
VCC2
Supply voltage, TTL
4.75
5.25
V
Supply voltage, PECL
4.75
5.25
V
VIH
High level input voltage
High-level input voltage
TTL
2
V
PECL (see Note 3)
VCC –1.15
VCC
–
0.80
0.8
VIL
Low-level input voltage
TTL
V
PECL (see Note 3)
VCC –1.90
–40
VCC –1.50
85
TA
NOTES:
Operating free-air temperature (see Note 2)
°
C
2. An external heat sink is required (Wakefield Engineering D10650-40 or equivalent).
3. The algebraic convention, in which the least positive (most negative) value is designated minimum, is used in this data sheet for
logic-level voltages only.
electrical characteristics over recommended ranges of operating free-air temperature and supply
voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIK
Input clamp voltage
VCC = 4.75 V,
VCC = 4.75 V,
VCC = 4.75 V to 5.25 V
VCC = 5 V
VCC = 4.75 V,
VCC = 4.75 V to 5.25 V
VCC = 5 V
IIK = – 18 mA
IOH = – 4 mA
–1.2
V
VOH
Hi h l
High-level
voltage
t
t
TTL
4.25
V
PECL–TSDT, TSDC
VCC –1.03
VCC –0.85
PECL–TSCT, TSCC
VCC –1.0
VOL
Low-l
voltage
l
t
t
TTL
IOL = 4 mA
0.5
V
PECL–TSDT, TSDC
VCC –1.85
VCC –1.62
PECL–TSCT, TSCC
VCC –1.6
VO(PP)
Output voltage swing,
PECL
Input current
PECL–TSCT, TSCC
VCC = 4.75 V to 5.25 V
400
mV
II
TTL
VCC = 5.25 V,
VI = VCC or GND
±
300
μ
A
IIH
High-level input
current
Low-level input
current
Supply current§
Supply current
PECL
VCC = 5.25 V,
VI = 4.45 V
25
μ
A
IIL
PECL
VCC = 5.25 V,
VI = 3.35 V
±
25
μ
A
ICC
ICC
Ci
PECL outputs are terminated with a 50-
resistor to VCC2 – 2 V.
§PECL outputs are not terminated.
VCC = 5.25 V,
VCC = 5.25 V
IO = 0
mA
mA
Input capacitance
TTL
pF
P