DAC38RF82 和 DAC38RF89 是高性能的宽带宽型射频采样数模转换器 (DAC),能够实现高达 3.33GSPS 的双通道输入数据速率或高达 9GSPS 的 8 位单通道运行状态。这些器件具有一个多达 8 通道的低功耗 JESD204B 接口,最大比特率为 12.5Gbps。
在双通道运行状态下,无插值时输入接口的数据速率高达 3.33GSPS(12 位分辨率)和 2.5GSPS(16 位分辨率)。当用作具有 2x 至 24x 插值模式的复合基带发送器时,DAC38RF82 或 DAC38RF89 可以合成具有 16 位输入分辨率的高达 2GHz 带宽的宽带信号和具有 12 位输入分辨率的 2.66GHz 带宽的宽带信号。
8 位模式允许以 9GSPS 的最大 DAC 采样率进行输入,并可合成 0 至 4.5GHz 的宽带信号。
可选的低抖动 PLL/VCO 通过允许使用频率较低的参考时钟来简化 DAC 时钟的生成。DAC38RF82 和 DAC38RF89 支持不同的 VCO 频率范围,如器件比较表 所示。
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Internal PLL |
Resolution (Bits) |
Sample / Update Rate (MSPS) |
DAC Channels |
Interface |
SFDR (dB) |
Supply Voltage(s) (V) |
Power Consumption (Typ) (mW) |
Operating Temperature Range (C) |
Package Group |
Package Size: mm2:W x L (PKG) |
Rating |
Interpolation |
Output Power (dBm) |
Architecture |
Output Type |
Reference: Type |
DAC38RF89 | DAC38RF80 | DAC38RF82 | DAC38RF83 | DAC38RF84 | DAC38RF85 | DAC38RF86 | DAC38RF87 | DAC38RF90 | DAC38RF93 | DAC38RF96 | DAC38RF97 |
---|---|---|---|---|---|---|---|---|---|---|---|
5, 7.5 GHz | 6, 9 GHz | 6, 9 GHz | 6, 9 GHz | 6, 9 GHz | 6, 9 GHz | 9 GHz GSM | 6 GHz GSM | 6, 9 GHz | 6, 9 GHz | 9 GHz GSM | 6 GHz GSM |
14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
8400 | 9000 | 9000 | 9000 | 9000 | 9000 | 9000 | 6200 | 9000 | 9000 | 9000 | 6200 |
2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 |
JESD204B | JESD204B | JESD204B | JESD204B | JESD204B | JESD204B | JESD204B | JESD204B | JESD204B | JESD204B | JESD204B | JESD204B |
72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 |
-1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8 , 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 | -1.8, 1.0, 1.8 |
3800 | 3800 | 3800 | 3800 | 2195 | 2195 | 3800 | 3800 | 3800 | 3800 | 3800 | 3800 |
-40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
FCBGA | FCBGA | FCBGA | FCBGA | FCBGA | FCBGA | FCBGA | FCBGA | FCBGA | FCBGA | FCBGA | FCBGA |
See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) | See datasheet (FCBGA) |
Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
1x 2x 4x 6x 8x 10x 12x 16x 18x 20x 24x | 6x 8x 10x 12x 16x 18x 20x 24x | 1x 2x 4x 6x 8x 10x 12x 16x 18x 20x 24x | 6x 8x 10x 12x 16x 18x 20x 24x | 6x 8x 10x 12x 16x 18x 20x 24x | 6x 8x 10x 12x 16x 18x 20x 24x | 6x 8x 10x 12x 16x 18x 20x 24x | 6x 8x 10x 12x 16x 18x 20x 24x | 12x 16x 18x 20x 24x | 12x 16x 18x 20x 24x | 12x 16x 18x 20x 24x | 12x 16x 18x 20x 24x |
3 | 0 | 3 | 3 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 0 |
Current Source | Current Source | Current Source | Current Source | Current Source | Current Source | Current Source | Current Source | Current Source | Current Source | Current Source | Current Source |
Differential | Single Ended with Integrated Balun | Differential | Differential | Single Ended with Integrated Balun | Differential | Single Ended with Integrated Balun | Single Ended with Integrated Balun | Single Ended with Integrated Balun | Differential | Single Ended with Integrated Balun | Single Ended with Integrated Balun |
Int Ext | Int Ext | Int Ext | Int Ext | Int Ext | Int Ext | Int Ext | Int Ext | Int Ext | Int Ext | Int Ext | Int Ext |
立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 | 立即下单 |