GTL2020 Datasheet, PDF (3/6 Pages) NXP Semiconductors – 32-bit GTL terminator with octal enables

Philips Semiconductors
32-bit GTL terminator with octal enables
Product specification
GTL2020/GTL2021/
GTL2022/GTL2023
LOGIC DIAGRAM
A0
A7
EN0
A8
A15
EN1
A16
R
VBIAS0A
R
VBIAS0B
R
VBIAS1A
R
VBIAS1B
R
VBIAS2A
FUNCTION TABLE
ENn
L
H
NOTES:
When enabled:
Ports Ax connect to V_BIASnA
Ports Ay connect to V_BIASnB
Where:
X = 0–3, 8–11, 16–19, 24–27
Y = 4–7, 12–15, 20–23, 28–31
SWITCH
ON
OFF
A23
R
VBIAS2B
EN2
A24
R
VBIAS3A
A31
R
VBIAS3B
EN3
Figure 1.
SW00474
ABSOLUTE MAXIMUM RATINGS¹
Above which the useful life may be impaired. For user guidelines, not tested.
SYMBOL
PARAMETER
CONDITIONS
RATING
UNIT
V_CC
Supply voltage to ground potentials
Inputs and V_CC only
–0.5 to +7.0
V
V_I
DC input voltage
–0.5 to +7.0
V
T_stg
Storage temperature range
–65 to +150
°C
T_amb
Ambient temperature range with power applied
–40 to +85
°C
NOTE:
1. Stresses greater than those listed under Absolute Maximum Ratings may cause permanent damage to the device. this is a stress rating only
and functional operation of the device at these or any conditions above those indicated in the operational sections of this specification is not
implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
V_IH
V_IL
V_CC
V_IH
V_IL
V_BIAS
T_amb
TTL input HIGH voltage
TTL input LOW voltage
DC supply voltage
High-level input voltage (control pin)
Low-level input voltage (control pin)
DC supply voltage
Operating free-air temperature range
TEST CONDITIONS
Control Inputs
Control Inputs
MIN.
2.0
—
4.5
2.0
—
1.35
–40
LIMITS
TYP.¹
—
—
—
—
—
—
—
MAX.
—
0.8
5.5
—
0.8
1.65
+85
UNIT
V
V
V
V
V
V
°C
2000 Jan 14
3