ISL2671286IBZ-T7A Intersil, ISL2671286IBZ-T7A Datasheet - Page 5

• Manufacturer Part Number: ISL2671286IBZ-T7A
• Description: Analog to Digital Converters - ADC 12 BIT SNG ENDED 20K HZ SAR ADC 8LD
• Manufacturer: Intersil

Specifications of ISL2671286IBZ-T7A

• Rohs: yes
• Number Of Channels: 1
• Architecture: SAR
• Conversion Rate: 20 KSPs
• Resolution: 12 bit
• Input Type: Differential
• Interface Type: SPI
• Operating Supply Voltage: 4.5 V to 5.25 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Maximum Power Dissipation: 1.4 mW
• Number Of Converters: 1
• Voltage Reference: 1.25 V to 5 V

Timing Specifications
operating temperature range, -40°C to +85°C.
NOTE:
11. During characterization, t
SYMBOL
loading (3kΩ, 100pF) is calculated.
t
t
t
SUCS
hDO
CSD
t
t
R
f
CS/SHDN
CS/SHDN
DCLOCK
DCLOCK
DOUT
DOUT
Output Data Remains Valid After DCLOCK↓
DOUT Fall Time
DOUT Rise Time
Delay Time, CS/SHDN↓ to DCLOCK↓
Delay Time, CS/SHDN↓ to DCLOCK↑
Note: (1) After completing the data transfer, additional clocks applied while CS/SHDN is low
will result in the previous data being retransmitted LSB-first, followed by indefinite
transmission of zeros
Note: (2) After completing the data transfer, additional clocks applied while CS/SHDN is low
will result in indefinite transmission of zeros
Hi-Z
t
Hi-Z
t
SMPL
SMPL
t
t
CSD
CSD
t
t
SUCS
SUCS
DIS
Null
Null
Bit
Bit
PARAMETER
is measured from the release point with a 10pF load (see Figure 4) and the equivalent timing using the ADS1286
(MSB)
(MSB)
5
B11
B11
At f
B10
B10
CLK
B9
B9
= 200kHz , unless otherwise noted. Typical values are at T
B8
B8
FIGURE 3. SERIAL INTERFACE TIMING DIAGRAM
(Continued)
B7
B7
t
t
CYC
t
CYC
t
FIGURE 4. EQUIVALENT LOAD CIRCUIT
CONV
CONV
B6
B6
B5
B5
ISL2671286
OUTPUT PIN
CLOAD = 100pF
See test circuits; Figure 4
See test circuits; Figure 4
See operating sequence; Figure 3
See operating sequence; Figure 3
B4
B4
B3
B3
B2
B2
TEST CONDITIONS
2.85k
10pF
R
C
L
L
B1
B1
+VCC
B0
B0
(1)
t
DATA
B1
Hi-Z
POWER
DOWN
B2
B3
Null
Bit
B4
B11
A
B5
t
= +25°C. Boldface limits apply over the
(Note 8)
DATA
B10
POWER
DOWN
MIN
15
30
B6
B9
B7
B8
B8
TYP
30
1
1
B9
B10
(Note 8)
MAX
100
100
0
B11
(2)
November 1, 2011
Hi-Z
UNITS
FN7863.0
ns
ns
ns
ns
ns