SCANH16512SM National Semiconductor, SCANH16512SM Datasheet

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SCANH16512SM

Manufacturer Part Number
SCANH16512SM
Description
IC UNIV BUS TXRX 16BIT 64FBGA
Manufacturer
National Semiconductor
Series
SCANr
Datasheet

Specifications of SCANH16512SM

Logic Type
Universal Bus Transceiver
Number Of Circuits
16-Bit
Current - Output High, Low
24mA, 24mA
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
64-FBGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
*SCANH16512SM

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SCANH16512SM
Manufacturer:
Texas Instruments
Quantity:
10 000
© 2002 National Semiconductor Corporation
SCAN16512
Low Voltage Universal 16-bit IEEE 1149.1 Bus
Transceiver with TRI-STATE Outputs
General Description
The SCAN16512 is a high speed, low-power universal bus
transceiver featuring data inputs organized into two 8-bit
bytes with output enable and latch enable control signals.
This function is configurable as a D-type Latch or Flip-Flop,
and can operate in transparent, latched, or clocked mode.
This device is compliant with IEEE 1149.1 Standard Test
Access Port and Boundary Scan Architecture with the incor-
poration of the defined boundary-scan test logic and test
access port consisting of Test Data Input (TDI), Test Data
Out (TDO), Test Mode Select (TMS), Test Clock (TCK), and
Test Reset (TRST).
Block Diagram
DS200266
Features
n IEEE 1149.1 (JTAG) Compliant
n 2.7V to 3.6V V
n TRI-STATE outputs for bus-oriented applications
n Dual byte-wide data for bus applications
n Power down high Impedance inputs and outputs
n Optional Bus Hold on data inputs eliminates the need
n Optional 25Ω series resistors in outputs to minimize
n Supports live insertion/withdrawal
n Includes CLAMP and HIGHZ instructions
for external pullup/pulldown resistors (SCANH16512,
SCANH162512 versions)
noise and eliminate termination resistors (SCAN162512,
SCANH162512 versions)
CC
Operation
www.national.com
20026602
August 2002

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SCANH16512SM Summary of contents

Page 1

... Test Data Input (TDI), Test Data Out (TDO), Test Mode Select (TMS), Test Clock (TCK), and Test Reset (TRST). Block Diagram © 2002 National Semiconductor Corporation Features n IEEE 1149.1 (JTAG) Compliant n 2. TRI-STATE outputs for bus-oriented applications ...

Page 2

Pin Descriptions Pin Name A1 -A1 , Normal-function A-bus I/O ports. See function table for normal-mode logic - -B1 , Normal-function B-bus I/O ports. See function table for normal-mode logic -B2 ...

Page 3

Connection Diagram Truth Table OEAB HIGH Voltage Level L = LOW Voltage Level X = Immaterial (HIGH or LOW, inputs may not float High Impedance Note 1: A-to-B data flow ...

Page 4

Absolute Maximum Ratings Supply Voltage ( Input Diode Current ( −0. Output Diode Current ( −0. Input Voltage ( Output Voltage (V ...

Page 5

DC Electrical Characteristics Symbol Parameter Maximum Low Output Voltage A and B Ports: SCAN162512 and SCANH162512 Options (25Ω series resistor options) I Maximum Input Leakage Current IN I Input Low Current ILR I Maximum I/O Leakage Current OZ I Bus ...

Page 6

Noise Specifications Applies to SCAN162512 and SCANH162512 options, C Symbol Parameter V Quiet Output Maximum Dynamic VOL OLP (Note 5) V Quiet Output Minimum Dynamic VOL OLV (Note 5) V Quiet Output Maximum Dynamic OHP VOH(Note 6) V Quiet Output ...

Page 7

AC Electrical Characteristics Normal Operation, over recommended operating supply voltage and temperature ranges unless otherwise specified. Symbol Parameter t , Propagation Delay PLH PHL t , Propagation Delay PLH t CLKAB to B, ...

Page 8

AC Loading and Waveforms FIGURE 1. AC Test Circuit (C Waveform for Inverting and Non-inverting Functions Propagation Delay, Pulse Width and t www.national.com includes probe and jig capacitance 30pF CC 20026610 Tristate ...

Page 9

... Capacitance and I/O Characteristics Refer to National’s website for IBIS models at http://www.national.com/scan Device ID Register Ordering Code Features SCAN16512SM No bus hold, no series resistor SCANH16512SM With bus hold only SCAN162512SM With 25Ω series resistors in outputs SCANH162512SM With 25Ω series resistors and bus hold Device ID Manufacturer & ...

Page 10

... Physical Dimensions Physical Dimensions unless otherwise noted SCANH16512SM, SCAN162512SM, SCANH162512SM LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1 ...

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