isppac20 Lattice Semiconductor Corp., isppac20 Datasheet - Page 2

• Manufacturer Part Number: isppac20
• Description: In-system Programmable Analog Circuit
• Manufacturer: Lattice Semiconductor Corp.

T
= 200pf, 1M . Feedback enabled; Feedback capacitor = minimum; Auto-cal initiated immediately prior. (Unless otherwise specified).
SYMBOL
PACblock Analog Input
PACblock Analog Output
PACblock Static Performance
Common Mode Reference Output (VREF
Digital-to-Analog Converter (DAC) PACell
Temperature Range
A
DC Electrical Characteristics
CMV
VREF
V
IREF
V
V
V
= 25 C; V
OUT-DIFF
V
V
V
V
I
I
IN-DIFF
PSR
PSR
IN
DNL
FSR
OS
V
V
V
OUT
G T
OUT
R
C
INL
OS
OUT
OS
OUT
SR
e
I
G
t
CM
OS
CM
B
S
IN
IN
N
IN
(2)
OUT
(1)
/ T
T
/ T
OUT
(4)
S
Differential Offset Voltage (Input Referred)
= 5.0V; Signal path = V
Differential Output Voltage Swing (2)
Common Mode Output Voltage Input
Output Settling Time
Differential Input Voltage Swing (2)
Common Mode Output Voltage
Common Mode Output Voltage
Differential Offset Voltage Drift
Differential Offset Voltage Drift
Differential Full Scale Range
Input Noise Voltage Density
Programmable Gain Range
Integral Non-Linearity Error
Differential Offset Voltage
Differential Non-Linearity
Power Supply Rejection
Power Supply Rejection
Power Supply Rejection
Output Voltage Range
Output Voltage Range
Voltage Output Range
Output Noise Voltage
Input Voltage Range
Output Voltage Drift
Input Capacitance
Input Bias Current
Output Slew Rate
Input Resistance
PARAMETER
Output Current
Output Current
Output Current
Gain Matching
Resolution
Gain Error
Gain Error
Operation
Gain Drift
Gain Drift
Storage
IN
to V
OUT
OUT
0.1%
)
of one PACblock (second input unused); 1V V
Optional External VREF
10MHz Bandwidth; 1 F Bypass Capacitor
Between Two Inputs of Same PACblock
At 10kHz, Referred to Input, G = 10
Present at Either V
(V
Applied to Either V
OUT+
Each individual PACblock
Guaranteed Monotonic
2
R
DAC Code 00h to FFh
Single-ended at 1kHz
R
L
Differential at 1kHz
Differential at 1kHz
L
2| V
Nominally 2.500V
(D
6V
= 300 Differential
+ V
= 1K Differential
CONDITION
2| V
OUT+
-40 to +85 C
-40 to +85 C
-40 to +85 C
-40 to +85 C
-40 to +85 C
Source/Sink
Source/Sink
DIFF
OUT+
OUT-
Source
G = 10
IN+
at DC
G = 1
1kHz
Sink
Input Step
+ D
)/2 ; V
– V
– V
OUT
OUT-
OUT+
IN–
OUT–
Specifications ispPAC20
IN+
Reference Voltage
IN+
)/2
|
or V
or V
|
= V
IN–
OUT–
IN–
2.475
2.495
MIN.
OUT
1.25
-0.2
0.1
9.6
-40
-65
10
10
1
6
0
8
1
4V; Gain = 1; Output load
2.500
2.500
TYP.
350
10
0.2
6.0
1.3
4.8
20
50
38
20
80
77
50
50
40
80
20
80
50
2
3
9
MAX. UNITS
2.525
2.505
+150
+0.2
3.25
100
+85
1.0
4.9
4.0
3.0
2.5
6.0
26
0.5
1.0
4
2
4
nV/ Hz
ppm/ C
ppm/ C
ppm/ C
V/ s
V
V
V
bits
mV
V/ C
mA
mV
V/ C
mA
pA
dB
dB
dB
dB
lsb
lsb
dB
pF
%
%
%
%
V
V
V
V
V
V
V
p-p
p-p
RMS
C
C
V
A
A
s