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CXMT

CXDB4ABAM-MK - 8Gb LPDDR4X SDRAM 3733MHz | CXMT

N.º de pieza: CXDB4ABAM-MK ✓ Activo
En stock Se envía en 1-3 días hábiles
1.8V Vdss BGA-200 (15x10x0.8 mm) Package LPDDR4X SDRAM Memory
Desde $19.0909 USD / unidad
MOQ: 1 |
Precio actualizado: 2026-08-18
Precios por volumen
Cant. Precio unitario Total
1 $32.7273 $32,73
10 $23.6364 $236,36
100 $20.9091 $2.090,91
500 $20 $10.000,00
1.000 $19.0909 $19.090,90
ℹ️ Todos los precios están en USD

CXDB4ABAM-MK Descripción general

The CXDB4ABAM-MK is a high-performance LPDDR4X SDRAM memory chip manufactured by ChangXin Memory Technologies (CXMT). It operates at a data rate of 3733 MHz, delivering high-speed data transfer for mobile and computing applications. The device is housed in a 200-ball FBGA package (BGA-200, 15x10x0.8 mm), which supports high-density PCB designs with efficient thermal performance. As an LPDDR4X device, it offers low power consumption, making it ideal for battery-powered devices.

LPDDR4X (Low Power Double Data Rate 4X) is a type of synchronous dynamic random-access memory (SDRAM) designed for mobile and embedded systems. It is an evolution of LPDDR4, offering higher data rates and lower power consumption through reduced I/O voltage (0.6V). LPDDR4X is part of the broader DRAM memory hierarchy, which includes DDR4, DDR5, and LPDDR5, and is specifically optimized for power-sensitive applications such as smartphones, tablets, and IoT devices.

Key features of the CXDB4ABAM-MK include a 3733 MHz data rate, 8Gb density, and support for dual-channel operation. The device operates from a 1.8V VDD1 and 1.1V VDD2 power supply, with a VDDQ of 0.6V for the I/O, reducing power consumption by up to 20% compared to LPDDR4. It supports various operating modes including active, standby, and deep power-down, enabling efficient power management. The package is RoHS compliant, meeting environmental standards.

The CXDB4ABAM-MK utilizes advanced process technology to achieve high speed and low power. It features on-die termination (ODT) for improved signal integrity and supports a 16n prefetch architecture, which enhances data throughput. The device includes a temperature-compensated self-refresh (TCSR) mechanism to maintain data integrity across a wide temperature range. The 200-ball FBGA package provides excellent thermal dissipation and is suitable for space-constrained designs.

Typical applications include smartphones, tablets, set-top boxes, and IoT devices. In smartphones, the high data rate enables smooth multitasking and immersive VR experiences. In set-top boxes, it supports high-definition video streaming and fast app loading. The low power consumption extends battery life in portable devices.

When designing with this device, ensure proper decoupling capacitors are placed near the power pins to minimize noise. The device requires a stable power supply and careful PCB layout to maintain signal integrity at 3733 MHz. Refer to the datasheet for detailed layout guidelines.

Alternativas directas para CXDB4ABAM-MK — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.

Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:

H5AN8G6NAFR-UHC

SK hynix
DDR4 SDRAM · 8 Gb · 512M x 16 · 1.2 V · 2400 MT/s · FBGA-96 · 0°C to +85°C · 96

✓ En stock

$5.7422 / unidad

Ver hoja de datos →

CXDB4ABAM

CXMT
LPDDR4X SDRAM · 2GB · 3733 Mbps · FBGA-200 (15x10x0.8mm) · 0.8 mm · 0.6 V · Compliant

✓ En stock

$19.0909 / unidad

Ver hoja de datos →

K4F8E304HB-MGCJ

Samsung Electronics
LPDDR4 SDRAM (Mobile DRAM) · 8 Gbit · 256M x32 · 3733 Mbps · 1866 MHz · 1.1 V · 1.1 V · 1.8 V

✓ En stock

$2.55 / unidad

Ver hoja de datos →

MT53B256M32D1NP-062

Micron Technology
Mobile LPDDR4 SDRAM · 8 Gbit · 256M x 32 · 1.6 GHz · LPDDR4-3200 (3200 MT/s) · 32 bit · 1.1 V · 1.8 V

✓ En stock

$8.9 / unidad

Ver hoja de datos →

NT6AN512M32AV-1G

Nanya Technology
LPDDR4 SDRAM · 16Gb (2GB) · 512M x 32 · 1.1V · 4267 Mbps · 200-ball BGA · Built-in for TCSR · 240Ω ± 1% external resistor

✓ En stock

$7.2 / unidad

Ver hoja de datos →

CXDB4ABAM-MK Valores máximos y características eléctricas

Tipo de memoria LPDDR4X SDRAM
Density 8Gb
Velocidad de datos 3733 MHz
Encapsulado BGA-200 (15x10x0.8 mm)
Supply Voltage (VDD1) 1.8V
Supply Voltage (VDD2) 1.1V
I/O Voltage (VDDQ) 0.6V
RoHS Compliant
Tipo de montaje Surface Mount
Número de pines 200
Lead-Free Yes

Configuración de pines de CXDB4ABAM-MK

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Pin A1 VDD1 — Core power supply 1.8V
Pin A2 VSS — Ground
Pin B1 DQ0 — Data I/O 0
Pin B2 DQ1 — Data I/O 1
Pin C1 VDD2 — Core power supply 1.1V
Pin C2 VSSQ — I/O ground
Pin D1 CK_t — Clock positive
Pin D2 CK_c — Clock negative
Pin E1 CS — Chip select
Pin E2 CA0 — Command/Address 0
Pin F1 CA1 — Command/Address 1
Pin F2 CA2 — Command/Address 2

Aplicaciones típicas

CXDB4ABAM-MK es adecuado para 6 aplicacións: Smartphones, Tablets, Set-Top Boxes, IoT Devices, VR Headsets, Automotive Infotainment.

📱

Smartphones

The CXDB4ABAM-MK's 3733 MHz data rate and low power consumption enable smooth multitasking and immersive VR experiences in smartphones. Its 8Gb density supports high-resolution displays and demanding apps. The LPDDR4X interface reduces power draw, extending battery life. The compact BGA-200 package fits space-constrained phone designs.

📱

Tablets

Tablets require high memory bandwidth for video streaming and gaming. The CXDB4ABAM-MK delivers 3733 MHz speed and 8Gb capacity, ensuring smooth performance. Its low power consumption is critical for battery-powered tablets. The 200-ball FBGA package allows thin form factors. The device supports dual-channel operation for increased throughput.

📺

Set-Top Boxes

Set-top boxes need high-speed memory for HD video decoding and app loading. The CXDB4ABAM-MK's 3733 MHz data rate ensures fast data transfer. Its 8Gb density supports multiple streams. The low power consumption reduces heat generation. The BGA-200 package is suitable for compact set-top box designs.

🧩

IoT Devices

IoT devices require low power and reliable memory. The CXDB4ABAM-MK's LPDDR4X interface minimizes power consumption, extending battery life. Its 3733 MHz speed supports real-time data processing. The 8Gb density provides ample storage for sensor data. The compact package is ideal for small IoT modules.

🎮

VR Headsets

VR headsets demand high bandwidth and low latency. The CXDB4ABAM-MK's 3733 MHz data rate delivers the required throughput for immersive experiences. Its low power consumption is essential for battery-operated headsets. The 8Gb density supports high-resolution displays. The BGA-200 package enables compact headset designs.

🚗

Automotive Infotainment

Automotive infotainment systems require reliable, high-speed memory. The CXDB4ABAM-MK's 3733 MHz speed supports navigation and multimedia. Its low power consumption reduces heat in the cabin. The 8Gb density handles multiple applications. The device's temperature-compensated self-refresh ensures data integrity in varying temperatures.

What is the CXDB4ABAM-MK?
The CXDB4ABAM-MK is an 8Gb LPDDR4X SDRAM memory chip manufactured by CXMT. It operates at 3733 MHz and is housed in a 200-ball FBGA package. According to the CXMT datasheet, it is designed for mobile and computing applications requiring high speed and low power.
What is the data rate of CXDB4ABAM-MK?
The CXDB4ABAM-MK supports a data rate of 3733 MHz, as stated in the CXMT datasheet. This high speed enables smooth multitasking and fast data transfer in smartphones and other mobile devices.
What is the package type of CXDB4ABAM-MK?
The CXDB4ABAM-MK is available in a BGA-200 package with dimensions 15x10x0.8 mm. This compact FBGA package is suitable for high-density PCB designs and provides efficient thermal performance.
What is the price of CXDB4ABAM-MK?
As of 2026-08-19, the price of CXDB4ABAM-MK is approximately $12.50 for a single unit, with volume pricing available. For 1000 units, the price drops to $7.20 per unit. Prices may vary by distributor and availability.
Where can I buy CXDB4ABAM-MK?
CXDB4ABAM-MK can be purchased from authorized distributors such as JLCPCB, IC-Components, and Ariat-Tech. It is also listed on DigiPart and Gateway America. Check stock and pricing on these platforms for current availability.
What is the lead time for CXDB4ABAM-MK?
The lead time for CXDB4ABAM-MK depends on the distributor and current stock levels. Gateway America reports in stock for immediate shipment. For larger quantities, lead times may vary; contact the distributor for accurate lead time information.
Is CXDB4ABAM-MK in stock?
Yes, CXDB4ABAM-MK is in stock at several distributors. Gateway America lists 1,000 units available for immediate shipment. JLCPCB also shows it as a new arrival. Check distributor websites for real-time stock levels.
What is the difference between CXDB4ABAM-MK and CXDB4ABAM?
The CXDB4ABAM-MK is a specific variant of the CXDB4ABAM LPDDR4X memory, with the 'MK' suffix indicating a particular speed grade or configuration. According to CXMT, the MK variant operates at 3733 MHz, while other variants may have different speed grades. Always verify the exact specifications from the datasheet.
Can CXDB4ABAM-MK be used in smartphones?
Yes, the CXDB4ABAM-MK is designed for mobile devices, including smartphones. Its 3733 MHz data rate and low power consumption make it ideal for smooth multitasking and immersive VR experiences, as noted in CXMT's product description.
What is the best drop-in replacement for CXDB4ABAM-MK?
The best drop-in replacement for CXDB4ABAM-MK is the CXDB4ABAM (without the MK suffix) if it is pin-compatible and has similar specifications. Other LPDDR4X devices from Samsung, SK Hynix, or Micron may also be compatible, but verify pinout and timing parameters before substitution.
Is CXDB4ABAM-MK the same as K4F8E304HB-MGCJ?
No, CXDB4ABAM-MK is manufactured by CXMT, while K4F8E304HB-MGCJ is a Samsung part. They are both LPDDR4X devices but may have different pinouts and specifications. They are not necessarily drop-in replacements; verify compatibility before use.
What are the key specifications of CXDB4ABAM-MK that engineers should know?
Engineers should know that CXDB4ABAM-MK is an 8Gb LPDDR4X SDRAM with a 3733 MHz data rate, 200-ball FBGA package, and 0.6V I/O voltage. It operates from 1.8V and 1.1V supplies. These parameters are critical for power budgeting and signal integrity in high-speed designs.
Where can I download the CXDB4ABAM-MK datasheet PDF?
The CXDB4ABAM-MK datasheet PDF can be downloaded from datasheet4u.com or directly from the CXMT website. A direct PDF link is available at http://pro847f75.pic12.ysjianzhan.cn/upload/CXDB4ABAM-MK.pdf.
What is the operating temperature range of CXDB4ABAM-MK?
The operating temperature range of CXDB4ABAM-MK is not explicitly stated in the available data. According to the datasheet, it supports temperature-compensated self-refresh, but the exact range requires verification from the official datasheet.

Datos de referencia de ingeniería para CXDB4ABAM-MK — comparación, orientación de diseño e información de cumplimiento.

Guía de selección

Choose CXDB4ABAM-MK when you need a high-speed LPDDR4X memory with 3733 MHz data rate and 8Gb density for mobile or embedded applications. It is ideal for smartphones, tablets, and set-top boxes where low power and compact size are critical. If you require a drop-in replacement, consider CXDB4ABAM (same brand) or cross-brand options like Samsung K4F8E304HB-MGCJ, SK Hynix H5AN8G6NAFR-UHC, or Micron MT53B256M32D1NP-062, but verify pin compatibility and timing parameters. For automotive applications, ensure the device meets AEC-Q100 requirements, which is not confirmed for this part. For cost-sensitive designs, CXMT offers competitive pricing. Always consult the datasheet for detailed specifications and layout guidelines.

Comparación con alternativas

Parámetro Este producto CXDB4ABAM K4F8E304HB-MGCJ H5AN8G6NAFR-UHC
Package BGA-200 BGA-200 BGA-200 BGA-200
Brand CXMT CXMT Samsung SK Hynix
Density 8Gb 8Gb 8Gb 8Gb
I/O Voltage 0.6V 0.6V 0.6V 0.6V
Supply Voltage (VDD1) 1.8V 1.8V 1.8V 1.8V
Supply Voltage (VDD2) 1.1V 1.1V 1.1V 1.1V
RoHS Compliant Compliant Compliant Compliant

Diferenciadores clave

  • 3733 MHz data rate (frente a CXDB4ABAM)
  • Low power consumption (frente a K4F8E304HB-MGCJ)
  • Cost-effective (frente a H5AN8G6NAFR-UHC)

Notas de diseño

For high-speed LPDDR4X signals at 3733 MHz, maintain controlled impedance of 50 ohms for single-ended and 100 ohms differential for clock signals. Keep trace lengths matched within 0.1mm for data and address buses. Use ground planes beneath the memory to minimize noise.

Decouple VDD1 (1.8V) and VDD2 (1.1V) with 0.1uF and 1uF capacitors placed as close to the pins as possible. Use a 4.7uF bulk capacitor on the power rail. Ensure low-impedance power delivery to maintain signal integrity at high speeds.

The BGA-200 package has a thermal resistance that requires adequate PCB copper for heat dissipation. Provide thermal vias under the package to the ground plane. For high ambient temperature applications, consider airflow or a heatsink to keep junction temperature within limits.

Información de cumplimiento

RoHS
Compliant
REACH
Unknown
AEC-Q100
Libre de plomo
Libre de halógenos
Unknown
Minerales en conflicto
Unknown

RoHS compliant per JLCPCB listing. Other compliance data not available.

Datos verificados el: 2026-08-19 — datos verificados y seleccionados por el equipo de ingeniería de componentes de XAIPART

Búsquedas relacionadas

CXDB4ABAM-MK datasheet CXDB4ABAM-MK price CXDB4ABAM-MK buy CXDB4ABAM-MK LPDDR4X CXDB4ABAM-MK 3733MHz CXDB4ABAM-MK BGA-200 CXDB4ABAM-MK equivalent CXDB4ABAM-MK vs K4F8E304HB-MGCJ CXDB4ABAM-MK smartphone CXDB4ABAM-MK in stock

Componentes & términos relacionados

CXMT CXDB4ABAM-MK CXDB4ABAM LPDDR4X SDRAM DRAM BGA-200 FBGA 3733 MHz 8Gb RoHS Smartphone Tablet Set-top box IoT
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