Greenwich Instruments Ltd. Datasheets for NVRAM

NVRAM memory chips (Non-volatile RAM) is used to store configuration information that can be changed through modem commands. 
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Product Name Notes
GR Series Non-Volatile RAM -- GR12883
GR Series Non-Volatile RAM -- GR12883-H
GR Series Non-Volatile RAM -- GR281
GR Series Non-Volatile RAM -- GR281-H
GR Series Non-Volatile RAM -- GR3281
GR Series Non-Volatile RAM -- GR3281-H
GR Series Non-Volatile RAM -- GR881
GR Series Non-Volatile RAM -- GR881-H
The range of non-volatile lithium battery backed memory devices have been established over two decades. We offer industry standard JEDEC pinouts for NV RAM in the following configurations: 2k x...