HI1172_00 Datasheet, PDF (1/7 Pages) Intersil Corporation – 6-Bit, 20MSPS, Video A/D Converter (CMOS)

TM
Data Sheet
6-Bit, 20MSPS, Video A/D Converter
(CMOS)
HI1172 is a 6-bit, CMOS A/D converter for video use. The
adoption of a 2-step parallel conversion achieves speeds of
20MSPS minimum, 35MSPS typical.
Ordering Information
PART
NUMBER
HI1172JCB
TEMP. RANGE
(^oC)
PACKAGE
-20 to 75 16 Ld SOIC
PKG. NO.
M16.2-S
Pinout
HI1172 (SOIC)
TOP VIEW
D₀ 1
D₁ 2
D₂ 3
D₃ 4
D₄ 5
D₅ 6
CLK 7
DV_SS 8
16 AV_SS
15 DV_DD
14 AV_DD
13 V_RB
12 V_IN
11 V_RT
10 AV_DD
9 DV_DD
Functional Block Diagram
HI1172
September 2000 File Number 4102.2
Features
• Resolution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-Bit
• Maximum Sampling Frequency . . . . . . . . . . . . . .20MSPS
• Low Power Consumption at 20MSPS (Typ)
(Reference Current Excluded) . . . . . . . . . . . . . . . . .40mW
• Built-In Sample and Hold Circuit
• Three-State TTL Compatible Output
• Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Single
• Low Input Capacitance . . . . . . . . . . . . . . . . . . . . . . . . .4pF
• Reference Impedance . . . . . . . . . . . . . . . . . . . 250Ω (Typ)
Applications
• Video Digitizing
• Wireless Communications
Related Literature
• Technical Brief TB363 “Guidelines for Handling and
Processing Moisture Sensitive Surface Mount Devices
(SMDs)”
D0 1
D1 2
D2 3
D3 4
D4 5
D5 6
CLK 7
D_VSS 8
LOWER
DATA
LATCHES
LOWER
ENCODER
(3-BIT)
UPPER
DATA
LATCHES
LOWER
ENCODER
(3-BIT)
UPPER
ENCODER
(3-BIT)
CLOCK GENERATOR
REFERENCE VOLTAGE
LOWER
COMPARATORS WITH
S/H (3-BIT)
LOWER
COMPARATORS WITH
S/H (3-BIT)
UPPER
COMPARATORS WITH
S/H (3-BIT)
16 AV_SS
15 DV_DD
14 AV_DD
13 V_RB
12 V_IN
11 V_RT
10 AV_DD
9 DV_DD
1
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
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