ADC11C170LFEBC National Semiconductor, ADC11C170LFEBC Datasheet
ADC11C170LFEBC
Specifications of ADC11C170LFEBC
Related parts for ADC11C170LFEBC
ADC11C170LFEBC Summary of contents
Page 1
... The ADC11C170 is pin compatible with the ADC11C125, AD- C12C170, and ADC14155 available in a 48-lead LLP package and operates over the industrial temperature range of −40°C to +85°C. Block Diagram © 2009 National Semiconductor Corporation ADC11C170 Features ■ 1.1 GHz Full Power Bandwidth ■ ...
Page 2
Connection Diagram Ordering Information Industrial (−40°C ADC11C170CISQ ADC11C170LFEB ADC11C170HFEB www.national.com ≤ ≤ Package T +85° Pin LLP Evaluation Board (f Evaluation Board (f 2 30019001 <150MHz) IN >150MHz) IN ...
Page 3
Pin Descriptions and Equivalent Circuits Pin No. Symbol ANALOG I − REF Equivalent Circuit Differential analog input pins. The differential full-scale input ...
Page 4
Pin No. Symbol 8 CLK_SEL/DF 7 PD/Sleep 11 CLK+ 12 CLK− DIGITAL I/O 20-24, D0–D10 27-32 33 OVR 34 DRDY 17-19 OGND www.national.com Equivalent Circuit This is a four-state pin controlling the input clock mode and output data format. CLK_SEL/DF ...
Page 5
Pin No. Symbol ANALOG POWER 37 10, 38, 39, 42, 47, AGND Exposed Pad DIGITAL POWER DGND 15, 25 16, 26, 35 DRGND ...
Page 6
... Absolute Maximum Ratings (Notes Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage ( Supply Voltage ( – Voltage on Any Input Pin (Not to exceed 4.2V) Voltage on Any Output Pin (Not to exceed 2.35V) Input Current at Any Pin other ...
Page 7
Converter Electrical Characteristics Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF Typical values are for T = 25°C. Boldface limits apply for T A Symbol Parameter STATIC CONVERTER CHARACTERISTICS Resolution ...
Page 8
Dynamic Converter Electrical Characteristics Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF Typical values are for T = 25°C. Boldface limits apply for T A Symbol Parameter DYNAMIC CONVERTER CHARACTERISTICS, ...
Page 9
Logic and Power Supply Electrical Characteristics Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF Typical values are for T = 25°C. Boldface limits apply for T A Symbol Parameter CLK ...
Page 10
Timing and AC Characteristics Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF Typical values are for T = 25°C. Timing measurements are taken at 50% of the signal amplitude. Boldface ...
Page 11
Note 13: Optimum performance will be obtained by keeping the reference input in the 0.9V to 1.1V range. The LM4051CIM3-ADJ (SOT-23 package) is recommended for external reference applications. Note 14 the current consumed by the switching of the ...
Page 12
Specification Definitions APERTURE DELAY is the time after the falling edge of the clock to when the input signal is acquired or held for conver- sion. APERTURE JITTER (APERTURE UNCERTAINTY) is the variation in aperture delay from sample to sample. ...
Page 13
Timing Diagram Transfer Characteristic FIGURE 1. Transfer Characteristic (Offset Binary Format) Output Timing 13 30019009 30019010 www.national.com ...
Page 14
Typical Performance Characteristics, DNL, INL Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF Typical values are for T = 25°C. (Notes DNL www.national.com = -1dBFS, AGND ...
Page 15
Typical Performance Characteristics, Dynamic Performance Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF CLK Binary Format. Typical values are for T A SNR, SINAD, SFDR vs. f SNR, SINAD, SFDR ...
Page 16
Typical Performance Characteristics, Dynamic Performance Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF Binary Format. Typical values are for T SNR, SINAD, SFDR vs. V SNR, SINAD, SFDR vs. Temperature ...
Page 17
Typical Performance Characteristics, Dynamic Performance Unless otherwise specified, the following specifications apply +1.8V, Internal V = +1.0V REF CLK Binary Format. Typical values are for T A Spectral Response @ 70 MHz Input Spectral Response ...
Page 18
Functional Description Operating on dual +3.3V and +1.8V supplies, the AD- C11C170 digitizes a differential analog input signal to 11 bits, using a differential pipelined architecture with error correction circuitry and an on-chip sample-and-hold circuit to ensure maximum performance. The ...
Page 19
− V − REF CM REF V − REF CM REF − ...
Page 20
Control Inputs 2.3.1 Power-Down & Sleep (PD/Sleep) The power-down and sleep modes can be enabled through this three-state input pin. Table 2 shows how to utilize these options. TABLE 2. Power Down/Sleep Selection Table PD Input Voltage Power State ...
Page 21
Adequate bypassing, limiting output capacitance and careful attention to the ground plane will reduce this problem. Additionally, bus capacitance beyond the specified 5 pF/pin will ...
Page 22
www.national.com 22 ...
Page 23
POWER SUPPLY CONSIDERATIONS The power supply pins should be bypassed with a 0.1 µF ca- pacitor and with a 0.01 µF ceramic chip capacitor close to each power pin. Leadless chip capacitors are preferred be- cause they have low ...
Page 24
Physical Dimensions www.national.com inches (millimeters) unless otherwise noted 48-Lead LLP Package Ordering Number ADC11C170CISQ NS Package Number SQA48A 24 ...
Page 25
Notes 25 www.national.com ...
Page 26
... For more National Semiconductor product information and proven design tools, visit the following Web sites at: Products Amplifiers www.national.com/amplifiers Audio www.national.com/audio Clock and Timing www.national.com/timing Data Converters www.national.com/adc Interface www.national.com/interface LVDS www.national.com/lvds Power Management www.national.com/power Switching Regulators www.national.com/switchers LDOs www.national.com/ldo LED Lighting www ...