Linear Technology LTC2188: 16-bit 20Msps Dual ADC, DDR LVDS Outputs, 5-140MHz, req DC890, LVDS_XFMR and DC1075 DC1620A-S DC1620A-S Data Sheet
Product codes
DC1620A-S
LTC2188
2
2188f
absoluTe MaxiMuM raTings
Supply Voltages (V
DD
, OV
DD
) ....................... –0.3V to 2V
Analog Input Voltage (A
IN
+
, A
IN
–
,
PAR/SER, SENSE) (Note 3) .......... –0.3V to (V
DD
+ 0.2V)
Digital Input Voltage (ENC
+
, ENC
–
, CS,
SDI, SCK) (Note 4) .................................... –0.3V to 3.9V
SDO (Note 4) ............................................. –0.3V to 3.9V
(Notes 1, 2)
pin conFiguraTions
Digital Output Voltage ................ –0.3V to (OV
DD
+ 0.3V)
Operating Temperature Range
LTC2188C ................................................ 0°C to 70°C
LTC2188I .............................................–40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
FULL-RATE CMOS OUTPUT MODE
DOUBLE DATA RATE CMOS OUTPUT MODE
TOP VIEW
UP PACKAGE
64-LEAD (9mm
× 9mm) PLASTIC QFN
V
DD
1
V
CM1
2
GND 3
A
IN1
+
4
A
IN1
–
5
GND 6
REFH
7
REFL
8
REFH 9
REFL 10
PAR/SER 11
A
IN2
+
12
A
IN2
–
13
GND 14
V
CM2
15
V
DD
16
48 D1_5
47 D1_4
46 D1_3
45 D1_2
44 D1_1
43 D1_0
42 OV
47 D1_4
46 D1_3
45 D1_2
44 D1_1
43 D1_0
42 OV
DD
41 OGND
40 CLKOUT
40 CLKOUT
+
39 CLKOUT
–
38 D2_15
37 D2_14
36 D2_13
35 D2_12
34 D2_11
33 D2_10
37 D2_14
36 D2_13
35 D2_12
34 D2_11
33 D2_10
65
GND
64 V
DD
63 SENSE
62 V
REF
61 SDO
60 OF1
59 OF2
58 D1_15
57 D1_14
56 D1_13
55 D1_12
54 D1_11
53 D1_10
52 D1_9
51 D1_8
50 D1_7
49 D1_6
V
DD
17
ENC
+
18
ENC
–
19
CS
20
SCK 21
SDI 22
D2_0 23
D2_1 24
D2_2 25
D2_3 26
D2_4 27
D2_5 28
D2_6 29
D2_7 30
D2_8 31
D2_9 32
T
JMAX
= 150°C,
θ
JA
= 20°C/W
EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB
TOP VIEW
UP PACKAGE
64-LEAD (9mm
× 9mm) PLASTIC QFN
V
DD
1
V
CM1
2
GND 3
A
IN1
+
4
A
IN1
–
5
GND 6
REFH
7
REFL
8
REFH 9
REFL 10
PAR/SER 11
A
IN2
+
12
A
IN2
–
13
GND 14
V
CM2
15
V
DD
16
48 D1_4_5
47 DNC
46 D1_2_3
45 DNC
44 D1_0_1
43 DNC
42 OV
47 DNC
46 D1_2_3
45 DNC
44 D1_0_1
43 DNC
42 OV
DD
41 OGND
40 CLKOUT
40 CLKOUT
+
39 CLKOUT
–
38 D2_14_15
37 DNC
36 D2_12_13
35 DNC
34 D2_10_11
33 DNC
37 DNC
36 D2_12_13
35 DNC
34 D2_10_11
33 DNC
65
GND
64 V
DD
63 SENSE
62 V
REF
61 SDO
60 OF2_1
59 DNC
58 D1_14_15
57 DNC
56 D1_12_13
55 DNC
54 D1_10_11
53 DNC
52 D1_8_9
51 DNC
50 D1_6_7
49 DNC
V
DD
17
ENC
+
18
ENC
–
19
CS
20
SCK 21
SDI 22
DNC 23
D2_0_1 24
DNC 25
D2_2_3 26
DNC 27
D2_4_5 28
DNC 29
D2_6_7 30
DNC 31
D2_8_9 32
T
JMAX
= 150°C,
θ
JA
= 20°C/W
EXPOSED PAD (PIN 65) IS GND, MUST BE SOLDERED TO PCB