K4B4G1646E-BCNB - 4Gb DDR3 SDRAM，256Mx16，1.35V | Samsung
料号： K4B4G1646E-BCNB ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $23.1818 | $23.18 |
| 10 | $16.7424 | $167.42 |
| 100 | $14.8106 | $1,481.06 |
| 500 | $14.1667 | $7,083.35 |
| 1,000 | $13.5227 | $13,522.70 |
K4B4G1646E-BCNB 概述
直接替换替代料： K4B4G1646E-BCNB ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： K4B4G1646E-BCNB （相同外形与封装尺寸） ——差异在于 Package, Memory Type, Operating Temperature, Supply Voltage, Burst Length.
快速对比工具——选择替代料号进行并排对比：
MT41K256M16TW-107
✓ 有现货
$14.1 / 个
查看数据手册 →H5TQ4G63AFR-H9C
✓ 有现货
$6.5 / 个
查看数据手册 →IS43TR16256A-15HBL-TR
✓ 有现货
$10.3409 / 个
查看数据手册 →W632GU6NB
📋 参考替代料（不在目录中）
AS4C256M16D3L-12BCN
✓ 有现货
$6 / 个
查看数据手册 →K4B4G1646E-BCNB 最大额定值与电气特性
| 存储器类型 | DDR3 SDRAM |
| 存储容量 | 4 Gb |
| 存储组织 | 256M x 16 |
| 电源电压 | 1.35 V (1.283 V to 1.45 V) |
| 数据速率 | 1866 Mbps |
| 工作温度 | 0C to +95C |
| 封装 | 96-ball FBGA |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| 引脚数 | 96 |
| 接口类型 | Parallel |
| Refresh | 8K / 64 ms |
| Burst Length | 8, 4 (fixed) |
K4B4G1646E-BCNB 引脚配置
| 引脚 A1 | VDD — Power supply (1.35V) |
| 引脚 A2 | DQ0 — Data I/O 0 |
| 引脚 A3 | DQ1 — Data I/O 1 |
| 引脚 B1 | VSS — Ground |
| 引脚 B2 | DQ2 — Data I/O 2 |
| 引脚 B3 | DQ3 — Data I/O 3 |
| 引脚 C1 | VDDQ — DQ power supply |
| 引脚 C2 | DQS0 — Data strobe 0 (positive) |
| 引脚 C3 | DQS0# — Data strobe 0 (negative) |
| 引脚 D1 | VSS — Ground |
| 引脚 D2 | CLK — Clock input |
| 引脚 D3 | CLK# — Complementary clock input |
| 引脚 E1 | CKE — Clock enable |
| 引脚 E2 | CS# — Chip select |
| 引脚 E3 | RAS# — Row address strobe |
| 引脚 F1 | CAS# — Column address strobe |
| 引脚 F2 | WE# — Write enable |
| 引脚 F3 | BA0 — Bank address 0 |
| 引脚 G1 | BA1 — Bank address 1 |
| 引脚 G2 | A0 — Address input 0 |
| 引脚 G3 | A1 — Address input 1 |
典型应用
K4B4G1646E-BCNB 适用于 6 应用s: Mobile Computing, Embedded Systems, Networking Equipment, Consumer Electronics, Automotive Infotainment, Industrial Automation.
Mobile Computing
Used in laptops and tablets for main memory with low power consumption.
Embedded Systems
Ideal for industrial single-board computers and IoT gateways.
Networking Equipment
Used in routers, switches, and network appliances for packet buffering.
Consumer Electronics
Found in smart TVs, set-top boxes, and gaming consoles.
Automotive Infotainment
Used in car infotainment systems and navigation units.
Industrial Automation
Deployed in PLCs and HMI panels for data logging and display.
