diff --git a/src/mame/drivers/microdar.cpp b/src/mame/drivers/microdar.cpp
index f4a2824d1ec..0ecd8944118 100644
--- a/src/mame/drivers/microdar.cpp
+++ b/src/mame/drivers/microdar.cpp
@@ -259,7 +259,7 @@ __|_  ________ ___ ___ ___ __________ ____________ ________ __________ ____ ____
 | 3 |  ___________  _____   _____       _____________        ______   MM74HC       |COMPUMATIC|   |6 ||
 |   |  |UDN2981A_| 74HC00D 74HC00D   :  GM76C88ALK-15        MM74HC   ______       | REF0096  |Xtal__||
 |   |  ___________        ______      _______________  ___   ______   |HC367       |__________|   |C ||
-|   |: |TD62683AP|        MM74HC      |  28SF040A   | 24C16N TLC77051P               Xtal 16.000  |N ||
+|   |: |TD62683AP|        MM74HC      |  28SF040A   | 25C16N TLC77051P               Xtal 16.000  |N ||
 |   |: ___________                    |_____________|           __________  ____                  |1 ||
 |   |: |TD62683AP|    _____           _________________      ATF16V8B-15PC LM358                  |0 ||
 |   |: ___________    |REF |          |PHILIPS REF34VA| Xtal     _________                TEST    |9 ||
@@ -301,7 +301,7 @@ ROM_START(prospdp)
 	ROM_LOAD("28sf040a.ic3", 0x00000, 0x80000, CRC(f5727a08) SHA1(f4185afc62c1d1f6cb6c772ea40062ced9b2130a))
 
 	ROM_REGION(0x800, "eeprom", 0)
-	ROM_LOAD("24c16n.ic8", 0x000, 0x800, NO_DUMP)
+	ROM_LOAD("25c16n.ic8", 0x000, 0x800, CRC(a89a5016) SHA1(84cb29477b1917225e972c2a25e396567c145719)) // Atmel 25C16N
 
 	ROM_REGION(0x117, "plds", 0)
 	ROM_LOAD("atf16v8b.ic7", 0x000, 0x117, CRC(85e98105) SHA1(9b3389eedd62b3e599559a03e9664ed1e374d60b))