Datasheet

THS1206
SLAS217H – MAY 1999 – REVISED JULY 2003#
www.ti.com
4
ELECTRICAL CHARACTERISTICS
over recommended operating conditions, V
REF
= internal (unless otherwise noted)
DIGITAL SPECIFICATIONS
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Digital inputs
I
IH
High-level input current DV
DD
= digital inputs –50 50 µA
I
IL
Low-level input current Digital input = 0 V –50 50 µA
C
i
Input capacitance 5 pF
Digital outputs
V
OH
High level out
p
ut voltage
BV
DD
–0.5 V
V
OH
High
-
le
v
el
o
u
tp
u
t
v
oltage
I
OH
= 50 µA
BV
DD
= 3.3 V
,
BV
DD
–0.5 V
V
OL
Low level out
p
ut voltage
I
OH
= –
50
µ
A
BV
DD
3.3
V,
BV
DD
= 5 V
0.4 V
V
OL
Lo
w-
le
v
el
o
u
tp
u
t
v
oltage
0.4 V
I
OZ
High-impedance-state output current CS1 = DGND, CS0 = DV
DD
–10 10 µA
C
O
Output capacitance 5 pF
C
L
Load capacitance at databus D0 – D11 30 pF
DC SPECIFICATIONS
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Resolution 12 Bits
Accuracy
Integral nonlinearity INL
C and I suffix ±1.5
LSB
Integral
nonlinearit
y,
INL
Q and M suffix ±1.8
LSB
Differential nonlinearity, DNL ±1 LSB
Offset error
After calibration in single-ended mode 20 LSB
Offset
error
After calibration in differential mode –20 20 LSB
Gain error –20 20 LSB
Analog input
Input capacitance 15 pF
Input leakage current V
AIN
= V
REFM
to V
REFP
±10 µA
Internal voltage reference
Accuracy V
REFP
C and I suffix 3.3 3.5 3.7
V
Acc
u
rac
y,
V
REFP
Q and M suffix
3.3 3.5 3.7
V
Accuracy V
REFM
C and I suffix 1.4 1.5 1.6
V
Acc
u
rac
y,
V
REFM
Q and M suffix
1.3 1.5 1.7
V
Temperature coefficient 50 PPM/°C
Reference noise 100 µV
Accuracy REFOUT
C and I suffix 2.475 2.5 2.525
V
Acc
u
rac
y,
REFOUT
Q and M suffix 2.3 2.5 2.7
V
Power supply
I
DDA
Analog supply current AV
DD
= 5 V, DV
DD
= BV
DD
=3.3 V 36 40 mA
I
DDD
Digital supply current AV
DD
= 5 V, DV
DD
= BV
DD
=3.3 V 0.5 1 mA
I
DDB
Buffer supply current AV
DD
= 5 V, DV
DD
= BV
DD
=3.3 V 1.5 4 mA
I
DD P
Su
pp
ly current in
p
ower down mode
AV
DD
= 5 V
,
C and I suffix 7 mA
I
DD_P
S
u
ppl
y
c
u
rrent
in
po
w
er
-
do
w
n
mode
AV
DD
5
V,
BV
DD
= DV
DD
= 3.3 V
Q and M suffix 10 mA
Power dissipation AV
DD
= 5 V, DV
DD
= BV
DD
= 3.3 V 186 216 mW
Power dissipation in power down AV
DD
= 5 V, DV
DD
= BV
DD
= 3.3 V 30 mW