SSTV16857DGV,112

SSTV16857DGV,112

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NXP USA Inc.
SSTV16857DGV,112
IC REG DRIVER 14BIT 48TSSOP
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Obsolete

Quantity Available: 4860
SZC Quality Assurance
NXP USA Inc.

NXP USA Inc.

NXP Semiconductors, a frontrunner in embedded controllers, offers a wide array of MCUs with Arm-based processors. Their innovation extends to robust Power Management for industry and automotive use. NXP's products globally empower and interconnect, fostering proficiency for individuals, organizations, and the world. Noteworthy is the integration of Freescale Semiconductor into NXP (December 2015).

View All Product from NXP USA Inc.

SSTV16857DGV,112 FEATURES


• Stub-series terminated logic for 2.5 V VDDQ (SSTL_2)
• Optimized for DDR (Double Data Rate) SDRAM applications
• Inputs compatible with JESD8–9 SSTL_2 specifications.
• Flow-through architecture optimizes PCB layout
• ESD classification testing is done to JEDEC Standard JESD22.Protection exceeds 2000 V to HBM per method A114.
• Latch-up testing is done to JEDEC Standard JESD78, whichexceeds 100 mA.
• Same form, fit, and function as SSTL16877
• Full DDR 200/266 solution @ 2.5 V when used with PCKV857
• See SSTV16856 for driver/buffer version with mode select.
• Available in TSSOP-48, TVSOP-48 and 56 ball VFBGA packages

SSTV16857DGV,112 DESCRIPTION

The SSTV16857 is a 14-bit SSTL_2 registered driver with differentialclock inputs, designed to operate between 2.3 V and 2.7 V. VDDQmust not exceed VCC. Inputs are SSTL_2 type with VREF normally at0.5*VDDQ. The outputs support class I which can be used forstandard stub-series applications or capacitive loads. Master reset(RESET) asynchronously resets all registers to zero.The SSTV16857 is intended to be incorporated into standard DIMM(Dual In-Line Memory Module) designs defined by JEDEC, such asDDR (Double Data Rate) SDRAM or SDRAM II Memory Modules.Different from traditional SDRAM, DDR SDRAM transfers data onboth clock edges (rising and falling), thus doubling the peak busbandwidth. A DDR DRAM rated at 133 MHz will have a burst rate of266 MHz. The modules require between 23 and 27 registeredcontrol and address lines, so two 14-bit wide devices will be used oneach module. The SSTV16857 is intended to be used for SSTL_2input and output signals.The device data inputs consist of differential receivers. Onedifferential input is tied to the input pin while the other is tied to areference input pad, which is shared by all inputs.The clock input is fully differential to be compatible with DRAMdevices that are installed on the DIMM. However, since the controlinputs to the SDRAM change at only half the data rate, the devicemust only change state on the positive transition of the CLK signal.In order to be able to provide defined outputs from the device evenbefore a stable clock has been supplied, the device must support anasynchronous input pin (reset), which when held to the LOW statewill assume that all registers are reset to the LOW state and alloutputs drive a LOW signal as well.

SSTV16857DGV,112 PIN DESCRIPTION


• Optimized for DDR (Double Data Rate) SDRAM applications

Product Attributes

TYPE DESCRIPTION Select all
Package Tube
Series 74SSTV
Supplier Device Package 48-TSSOP
Package / Case 48-TFSOP (0.173", 4.40mm Width)
Mounting Type Surface Mount
Operating Temperature 0°C ~ 70°C
Number of Bits 14
Supply Voltage 2.3V ~ 2.7V
Logic Type Registered Buffer with SSTL_2 Compatible I/O for DDR
Product Status Obsolete

Obsolete

Quantity Available: 4860
SZC Quality Assurance
NXP USA Inc.

NXP USA Inc.

NXP Semiconductors, a frontrunner in embedded controllers, offers a wide array of MCUs with Arm-based processors. Their innovation extends to robust Power Management for industry and automotive use. NXP's products globally empower and interconnect, fostering proficiency for individuals, organizations, and the world. Noteworthy is the integration of Freescale Semiconductor into NXP (December 2015).

View All Product from NXP USA Inc.
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