LTC1594IS#PBF Linear Technology, LTC1594IS#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC1594IS#PBF
• Description: IC A/D CONV 12BIT SRL 4CH 16SOIC
• Manufacturer: Linear Technology

Specifications of LTC1594IS#PBF

• Number Of Bits: 12
• Sampling Rate (per Second): 16.8M
• Data Interface: MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Power Dissipation (max): 1.6mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC1594/LTC1598
TYPICAL PERFORMANCE CHARACTERISTICS
6
–100
– 50
100
10
20
30
40
50
60
70
80
90
0
0
1
1
Attenuation vs Input Frequency
Power Supply Feedthrough
vs Ripple Frequency
T
V
f
T
V
V
f
SMPL
CLK
A
CC
A
CC
REF
= 25°C
= 25°C
= V
= 5V (V
= 320kHz
= 5V
= 16.8kHz
REF
10
RIPPLE FREQUENCY (kHz)
10
INPUT FREQUENCY (kHz)
= 5V
RIPPLE
160
320
240
80
0
= 20mV)
– 55
100
100
Minimum Clock Frequency for
0.1LSB Error vs Temperature
V
CC
– 35 –15
= V
REF
1000
1000
W
= 5V
TEMPERATURE (°C)
1594/98 G13
1594/98 G16
5
10000
U
10000
25
45
–100
–140
–120
–20
–40
–60
–80
360
300
240
120
180
60
0
0
65
1594/98 G19
0.1
0
4096 Point FFT Plot
Maximum Clock Frequency
vs Source Resistance
T
V
T
V
f
f
f
A
CC
IN
CLK
SMPL
A
CC
= 25°C
85
= 25°C
= 5kHz
= V
1
= V
= 320kHz
= 12.5kHz
REF
SOURCE RESISTANCE (kΩ)
REF
= 5V
2
= 5V
FREQUENCY (kHz)
3
1
V
4
IN
R
5
SOURCE
+ INPUT
COM
1000
0.01
100
0.1
10
1
–
1594/98 G17
– 60
1594/98 G14
6
Input Channel Leakage Current
vs Temperature
V
V
– 40
CC
REF
10
7
= 5V
–20
= 5V
0
TEMPERATURE (°C)
10000
ON CHANNEL
–140
–100
–120
1000
20
– 60
– 40
–80
–20
100
0
0.1
40
Intermodulation Distortion
0
Sample-and-Hold Acquisition Time
vs Source Resistance
T
V
T
V
f
f
f
1
2
SMPL
A
CC
A
CC
OFF CHANNEL
60
= 5kHz
= 6kHz
= 25°C
= 25°C
= V
= V
1
= 12.5kHz
80
REF
REF
1
SOURCE RESISTANCE (Ω)
100
= 5V
2
= 5V
FREQUENCY (kHz)
1594/98 G20
120
10
3
140
V
IN
4
100
R
SOURCE
5
+
1000
+ INPUT
COM
1594/98 G15
1594/98 G18
6
15948fb
10000
7