Datasheet
5 V ± 10%
ELECTRICAL CHARACTERISTICS
TL16C550D , , TL16C550DI
SLLS597E – APRIL 2004 – REVISED DECEMBER 2008 ..................................................................................................................................................
www.ti.com
MIN NOM MAX UNIT
V
CC
Supply voltage 4.5 5 5.5 V
V
I
Input voltage 0 V
CC
V
Except XIN 2
V
IH
High-level input voltage V
XIN 0.7 × V
CC
Except XIN 0.8
V
IL
Low-level input voltage V
0.3 ×
XIN
V
CC
V
O
Output voltage 0 V
CC
V
I
OH
High-level output current (all outputs) 4 mA
I
OL
Low-level output current (all outputs) 4 mA
Oscillator/clock speed 24 MHz
2.5 V Nominal
over operating ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
V
OH
High-level output voltage
(2)
I
OH
= – 1 mA 1.8 V
V
OL
Low-level output voltage
(2)
I
OL
= 2 mA 0.5 V
V
CC
= 3.6 V, V
SS
= 0,
I
I
Input current V
I
= 0 to 3.6 V, All other terminals 10 µ A
floating
V
CC
= 3.6 V, V
SS
= 0,
High-impedance-state output
V
I
= 0 to 3.6 V,
I
OZ
± 20 µ A
current
Chip selected in write mode or chip deselect
V
CC
= 3.6 V, T
A
= 25 ° C,
SIN, DSR, DCD, CTS, and RI at 2 V,
I
CC
Supply current 8 mA
All other inputs are 0.8 V, XTAL1 at 4 MHz,
No load on outputs, Baud rate = 50 kbit/s
C
i(CLK)
Clock input capacitance 15 20 pF
V
CC
= 0,
C
o(CLK)
Clock output capacitance 20 30 pF
f = 1 MHz, V
SS
= 0,
All other terminals T
A
= 25 ° C
C
i
Input capacitance 6 10 pF
grounded
C
o
Output capacitance 10 10 pF
(1) All typical values are at V
CC
= 2.5 V and T
A
= 25 ° C.
(2) These parameters apply for all outputs except XOUT.
14 Submit Documentation Feedback Copyright © 2004 – 2008, Texas Instruments Incorporated
Product Folder Link(s): TL16C550D TL16C550DI