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| TL16C2752 Datasheet, PDF (10/25 Pages) Texas Instruments – 1.8-V to 5-V DUAL UART WITH 64-BYTE FIFOS | |||
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TL16C2752
SLWS188 â JUNE 2006
RECOMMENDED OPERATING CONDITIONS (continued)
over operating free-air temperature range (unless otherwise noted)
5 V ±10%
VIH
VIL
VO
IOH
IOL
High-level input voltage
All except XTAL1, XTAL2
XTAL1, XTAL2
Low-level input voltage
All except XTAL1, XTAL2
XTAL1, XTAL2
Output voltage
High-level output current (all outputs)
Low-level output current (all outputs)
Oscillator/clock speed
MIN
2
0.7VCC
0
www.ti.com
NOM
MAX
UNIT
V
0.8
0.3VCC
VCC
4
4
24
V
V
mA
mA
MHz
ELECTRICAL CHARACTERISTICS
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
1.8 V Nominal
PARAMETER
VOH High-level output voltage(2)
VOL Low-level output voltage(2)
II
Input current
IOZ High-impedance-state output
current
ICC Supply current
Ci(CL
K)
CO(C
LK)
CI
CO
Clock input impedance
Clock output impedance
Input impedance
Output impedance
TEST CONDITIONS
IOH = -0.5 mA
IOL = 1 mA
VCC = 1.98 V, VSS = 0, VI = 0 to 1.98 V, All other terminals
floating
VCC = 1.98 V, VSS = 0, VI = 0 to 1.98 V, Chip selected in write
mode or chip deselected
VCC = 1.98 V, TA = 0°C, RXA, RXB, DSRA, DSRB, CDA, CDB,
CTSA, CTSB, RIA, and RIB at 1.4 V, All other inputs at 0.4 V,
XTAL1 at 16 MHz, No load on outputs
VCC = 0, VSS = 0, f = 1 MHz,
TA = 25°C, All other terminals grounded
MIN TYP(1) MAX UNIT
1.3
V
0.5 V
10 µA
±20 µA
mA
15 20 pF
20 30 pF
6 10 pF
10 20 pF
(1) All typical values are at VCC = 1.8 V and TA = 25°C.
(2) These parameters apply for all outputs except XTAL2.
ELECTRICAL CHARACTERISTICS
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
2.5 V Nominal
PARAMETER
TEST CONDITIONS
MIN TYP(1) MAX
VOH
High-level output voltage(2)
IOH = -1 mA
1.8
VOL
Low-level output voltage(2)
IOL = 2 mA
0.5
II
Input current
VCC = 2.75 V, VSS = 0, VI = 0 to 2.75 V, All other terminals
10
floating
IOZ
High-impedance-state output VCC = 2.75 V, VSS = 0, VI = 0 to 2.75 V, Chip selected in
±20
current
write mode or chip deselected
ICC
Supply current
VCC = 2.75 V, TA = 0°C, RXA, RXB, DSRA, DSRB, CDA,
CDB, CTSA, CTSB, RIA, and RIB at 1.8 V, All other inputs at
0.6 V, XTAL1 at 24 MHz, No load on outputs
UNIT
V
V
µA
µA
mA
(1) All typical values are at VCC = 2.5 V and TA = 25°C.
(2) These parameters apply for all outputs except XTAL2.
ADDED SPACE
10
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