AD7879 Analog Devices, AD7879 Datasheet - Page 38

• Manufacturer Part Number: AD7879
• Description: Low Voltage Controller for Touch Screens
• Manufacturer: Analog Devices

Specifications of AD7879

• Resolution (bits): 12bit
• # Chan: 6
• Sample Rate: 105kSPS
• Interface: I²C/Ser 2-Wire,Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: Uni Vdd
• Adc Architecture: SAR
• Pkg Type: CSP,WLCSP

AD7879/AD7889
OUTLINE DIMENSIONS
IDENTIFIER
IDENTIFIER
BALL 1
BALL 1
INDICATOR
(BALL SIDE DOWN)
1.00
0.85
0.80
PIN 1
TOP VIEW
(BALL SIDE DOWN)
1.555
1.505
1.455
TOP VIEW
12° MAX
1.67
1.61
1.55
SEATING
PLANE
Figure 48. 12-Ball, Backside-Coated Wafer Level Chip Scale Package [WLCSP]
BSC SQ
VIEW
4.00
TOP
Figure 49. 16-Lead Lead Frame Chip Scale Package [LFCSP_VQ]
COMPLIANT TO JEDEC STANDARDS MO-220-VGGC
0.80 MAX
0.65 TYP
Figure 47. 12-Ball Wafer Level Chip Scale Package [WLCSP]
2.055
2.005
1.955
0.35
0.30
0.25
2.07
2.01
1.95
BSC SQ
0.20 REF
0.040 MAX
0.020 MIN
3.75
Dimensions shown in millimeters
Dimensions shown in millimeters
Dimensions shown in millimeters
0.37
0.35
0.33
4 mm × 4 mm, Very Thin Quad
0.380
0.355
0.330
0.05 MAX
0.02 NOM
Rev. C | Page 38 of 40
0.65 BSC
COPLANARITY
0.60 MAX
(CP-16-10)
(CB-12-1)
(CB-12-5)
0.50
0.40
0.30
0.08
0.65
0.59
0.53
0.10 MAX
COPLANARITY
0.28
0.24
0.20
SEATING
PLANE
0.650
0.595
0.540
0.36
0.32
0.28
0.10 MAX
COPLANARITY
0.270
0.240
0.210
SEATING
PLANE
0.340
0.320
0.300
12
9
13
8
(BOTTOM VIEW)
1.95 BSC
EXPOSED
0.60 MAX
PAD
FOR PROPER CONNECTION OF
THE EXPOSED PAD, REFER TO
THE PIN CONFIGURATION AND
FUNCTION DESCRIPTIONS
SECTION OF THIS DATA SHEET.
16
REF
5
1.50
1.50
REF
0.50
REF
1
4
0.17
0.15
0.13
REF
0.50
0.25 MIN
2.50
2.35 SQ
2.20
PIN 1
INDICATOR
1.00
REF
3
(BAL L SIDE UP)
BOT TOM VIEW
3
(BALL SIDE UP)
BOTTOM VIEW
2
2
1
1
B
C
D
A
B
C
D
A