Ata6264 [preliminary – Atmel ATA6264 User Manual
Page 66

66
4929B–AUTO–01/07
ATA6264 [Preliminary]
Table 20-1.
Electrical Characteristics – UZP Buffer
No. Parameters
Test Conditions
Pin
Symbol
Min
Typ.
Max.
Unit
Type*
19.1
Output current high side,
driving current with
measurement activated
V
UZP
= 0V,
UZP connected to GND
UZP
I
UZP
–8
–2
mA
A
19.2
Output current low side,
sink current with measurement
activated
V
UZP
= V
VPERI
UZP connected to GND
UZP
I
UZP
2
8
mA
A
19.3 Output settling time
Measured from rising edge
of SSQ to 90% of V
UZP
, no
load at pin UZP
UZP
t
UZP
10
µs
A
19.4 Output settling time
Load 2 k
Ω
/22 nF low-pass
filter connected to pin UZP,
measured from rising edge
of SSQ to 90% of
V
Low pass filter out
UZP
t
UZP
250
µs
A
19.5 Output resistance
UZP
R
UZP
100
Ω
A
19.6 Linear measurement range
UZP
V
UZP
0.2
V
VPERI
– 0.2
V
A
19.7 Maximum output voltage
V
IASG5
switched via AMUX
to UZP, V
IASG5
= 6V
UZP
V
UZP
V
VPERI
–
50 mV
V
VPERI
+
50 mV
V
A
19.8 Output leakage current
V
UZP
= 0V to V
VPERI
, UZP
buffer in tristate mode
UZP
I
UZP
–5
+5
µA
A
19.9 Output capacitance
UZP buffer in tristate mode
UZP
C
UZP
0
10
pF
D
19.10 Time to switch to tristate mode
Measured from rising edge
of SSQ to I
leak
within
tolerance
UZP
t
UZP
3
µs
A
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter