x79002 Intersil Corporation, x79002 Datasheet - Page 6

• Manufacturer Part Number: x79002
• Description: Nv Dac With Selectable Output Range And Memory
• Manufacturer: Intersil Corporation

Notes: 1. INL, DNL, Offset Error and Full Scale error measured at Vbuf with VFB connected to Vbuf.
ENDURANCE AND DATA RETENTION (V
SYMBOL TABLE
FIGURE 1. RDY PIN TIMING
V
V
T
Symbol
RDY
POR
RDY
WAVEFORM
2. The V
3. INL is measured at the maximum range of (V
4. Total offset error scales with V
5. Guaranteed by characterization, not 100% tested.
6. f
This setting corresponds to the nominal values of V
(V
Minimum endurance
SCK
H
Address
-V
Data retention
= 5MHz, using SPI interface test conditions on pg. 8.
V
V
Parameter
L
L
Power-on reset threshold voltage
RDY indicator minimum voltage
RDY indicator delay
CC
(RDY)
3Ch
) ranges but the DAC retains montonicity.
and V
INPUTS
Must be
steady
May change
from Low to
High
May change
from High to
Low
Don’t Care:
Changes
Allowed
N/A
V
H
RDY
levels are set using the configuration register according to the following table:
VH2
0V
1
Parameter
6
OUTPUTS
Will be
steady
Will change
from Low to
High
Will change
from High to
Low
Changing:
State Not
Known
Center Line
is High
Impedance
L
VH1
according to (1% x V
0
VH0
X79000, X79001, X79002
T
1
CC
RDY
H
-V
= 5V ±10%, T
L
). INL varies inversely with the range of (V
L
H
) + 10mV and total full scale error scales with V
Min
= 3.025V and V
100
1.5
2.6
VL2
0
100,000
Device
Ready
10
Typ
A
Vbuf OUTPUT ENABLE TIMING
V
VL1
= Full Operating Temprature Range)
OUT
0
OE
L
= 0.151V
Power-down
Device Disabled
6000
Max
2.8
2.8
VL0
1
t
OEDIS
Unit
µs
V
V
Count 8
H
X
See figure 1.
2k: and 100pF between Vcc and
RDY
-V
V
L
buf = High Impedance
). DNL increases at lower
H
Test Conditions / Notes
according to (1% x V
Data changes per bit
(4)
Count 10
Time
Time
X
Years
X = don’t care
H
t
) + 10mV
OEVALID
March 17, 2005
FN8147.0