ltc2258cuj-12 Linear Technology Corporation, ltc2258cuj-12 Datasheet - Page 2

• Manufacturer Part Number: ltc2258cuj-12
• Description: 12-bit, 65/40/2 5msps Ultralow Power 1.8v Adcs
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS
LTC2258-12
LTC2257-12/LTC2256-12
Supply Voltages (V
Analog Input Voltage (A
PAR/SER, SENSE) (Note 3) ...........–0.3V to (V
Digital Input Voltage (ENC
SDI, SCK) (Note 4) .................................... –0.3V to 3.9V
SDO (Note 4) ............................................ –0.3V to 3.9V
2
PIN CONFIGURATIONS
PAR/SER
REFH
REFH
REFL
REFL
GND
A
A
V
V
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
IN
IN
DD
DD
+
–
10
1
2
3
4
5
6
7
8
9
40
11
40-LEAD (6mm × 6mm) PLASTIC QFN
FULL-RATE CMOS OUTPUT MODE
39
12 13 14 15
DD
T
38 37 36 35 34 33 32 31
JMAX
, OV
IN
= 150°C, θ
UJ PACKAGE
TOP VIEW
+
DD
+
, A
, ENC
41
) ....................... –0.3V to 2V
16 17 18 19
IN
JA
–
,
= 32°C/W
–
, CS,
PAR/SER
REFH
REFH
REFL
REFL
GND
A
A
20
V
V
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
IN
IN
DD
DD
+
–
30
29
28
27
26
25
24
23
22
21
10
1
2
3
4
5
6
7
8
9
D7
D6
CLKOUT
CLKOUT
OV
OGND
D5
D4
D3
D2
DOUBLE DATA RATE LVDS OUTPUT MODE
40
11
DD
DD
40-LEAD (6mm × 6mm) PLASTIC QFN
39
12 13 14 15
+ 0.2V)
+
–
T
38 37 36 35 34 33 32 31
JMAX
= 150°C, θ
UJ PACKAGE
(Notes 1, 2)
TOP VIEW
41
16 17 18 19
JA
Digital Output Voltage ................ –0.3V to (OV
Operating Temperature Range:
Storage Temperature Range ................... –65°C to 150°C
= 32°C/W
LTC2258C, LTC2257C, LTC2256C............. 0°C to 70°C
LTC2258I, LTC2257I, LTC2256I ............ –40°C to 85°C
PAR/SER
REFH
REFH
REFL
REFL
GND
A
A
V
V
20
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
IN
IN
DD
DD
+
–
30
29
28
27
26
25
24
23
22
21
10
1
2
3
4
5
6
7
8
9
DOUBLE DATA RATE CMOS OUTPUT MODE
D6_7
D6_7
CLKOUT
CLKOUT
OV
OGND
D4_5
D4_5
D2_3
D2_3
40
11
40-LEAD (6mm × 6mm) PLASTIC QFN
DD
+
–
+
–
+
–
39
12 13 14 15
T
+
–
38 37 36 35 34 33 32 31
JMAX
= 150°C, θ
UJ PACKAGE
TOP VIEW
41
16 17 18 19
JA
= 32°C/W
20
30
29
28
27
26
25
24
23
22
21
D6_7
DNC
CLKOUT
CLKOUT
OV
OGND
D4_5
DNC
D2_3
DNC
DD
DD
+
–
+ 0.3V)
225812p