TL5501 Datasheet, PDF (4/7 Pages) Texas Instruments – 6-BIT ANALOG-TO-DIGITAL CONVERTER

TL5501
6-BIT ANALOG-TO-DIGITAL CONVERTER
SLAS026 – OCTOBER 1989 – REVISED APRIL 1990
electrical characteristics over operating supply voltage range, T_A = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
II
Analog input current
IIH
IIL
II
IrefB
Iref _T
VOH
VOL
ri
1Ci
ICC
Digital high-level input current
Digital low-level input current
Digital input current
Reference current
Reference current
High-level output voltage
Low-level output voltage
Analog input resistance
Analog input capacitance
Supply current
VI = 5 V
VI = 4 V
VI = 2.7 V
VI = 0.4 V
VI = 7 V
VIrefB = 4 V
VIrefB = 5 V
IOH = – 400 µA
IOL = 1.6 mA
75
µA
73
0
20 µA
– 400 – 40
µA
100 µA
– 4 – 7.2 mA
4 7.2 mA
2.7
V
0.4 V
100
kΩ
35
65 pF
40
60 mA
operating characteristics over operating supply voltage range, T_A = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP† MAX UNIT
EL
Linearity error
fmax Maximum converstion rate
td
Digital output delay time
† _{All typical values are at VCC = 5 V, Vref = 4 V, TA = 25°C.}
See Figure 3
± 0.8 %FSR
20
30
MHz
15
30 ns
timing diagram
twH
twL
CLK
ANLG
INPUT
Sample
N
Sample
N+1
Sample
N+2
1.4 V
D1 – D6
Data
N–1
td
Data
N
Data
N+1
4
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